Climate Change Impacts on Wetland Hydrology and Biogeochemistry
Author: Martin Munyao Muinde
Email: ephantusmartin@gmail.com
Institution: [Institution Name]
Date: June 2025
Abstract
Wetland ecosystems represent critical interfaces between terrestrial and aquatic environments, providing essential ecosystem services while maintaining unique biogeochemical processes that are highly sensitive to climatic variations. This comprehensive review examines the multifaceted impacts of climate change on wetland hydrology and biogeochemistry, with particular emphasis on hydrological regime alterations, nutrient cycling dynamics, and greenhouse gas emissions. Climate change manifests through altered precipitation patterns, increased temperature regimes, and extreme weather events that fundamentally disrupt wetland water balance and biogeochemical processes. Hydrological changes include modified water levels, altered hydroperiods, and shifted seasonal flooding patterns that cascade through biogeochemical cycles, affecting carbon sequestration, nitrogen transformation, phosphorus availability, and methane production. These impacts have profound implications for wetland ecosystem functioning, biodiversity conservation, and global biogeochemical cycles. Understanding these complex interactions is crucial for developing effective adaptation strategies and maintaining wetland ecosystem services under changing climatic conditions. This paper synthesizes current research findings, identifies knowledge gaps, and proposes future research directions for advancing our understanding of climate change impacts on wetland systems.
Keywords: wetland hydrology, biogeochemistry, climate change, carbon cycling, nitrogen dynamics, methane emissions, ecosystem services, water balance, hydroperiod
1. Introduction
Wetlands constitute approximately 6% of the Earth’s surface yet provide disproportionately significant ecosystem services, including water purification, flood control, carbon sequestration, and biodiversity support (Mitsch & Gosselink, 2015). These ecosystems are characterized by the presence of water at or near the surface for extended periods, creating unique biogeochemical conditions that distinguish them from purely terrestrial or aquatic systems. The intersection of water, soil, and vegetation in wetlands creates complex biogeochemical processes that are particularly sensitive to climatic variations, making these systems among the most vulnerable to climate change impacts.
The hydrological regime of wetlands, defined by water depth, duration, frequency, and timing of inundation, serves as the master variable controlling virtually all wetland functions. Climate change fundamentally alters these hydrological patterns through modifications in precipitation, evapotranspiration, temperature regimes, and extreme weather events. These changes cascade through wetland biogeochemical processes, affecting nutrient cycling, organic matter decomposition, and greenhouse gas emissions in ways that have far-reaching implications for both local ecosystem functioning and global environmental processes.
Contemporary climate projections indicate increasing temperatures, altered precipitation patterns, and more frequent extreme weather events across most global regions, with wetlands experiencing particularly pronounced impacts due to their dependence on specific hydrological conditions. Understanding these impacts requires comprehensive examination of the interconnected processes that govern wetland hydrology and biogeochemistry, as well as the feedback mechanisms that may amplify or dampen climate change effects within these systems.
The significance of climate change impacts on wetland hydrology and biogeochemistry extends beyond academic interest to encompass critical environmental management and policy considerations. Wetlands play crucial roles in global carbon cycling, serving as both significant carbon sinks and sources of greenhouse gas emissions depending on environmental conditions. Changes in wetland biogeochemical processes can create positive or negative feedbacks to climate change, influencing regional and global climate patterns. Furthermore, the ecosystem services provided by wetlands, including water quality improvement, flood mitigation, and habitat provision, depend directly on maintaining appropriate hydrological and biogeochemical conditions.
2. Wetland Hydrology Under Climate Change
2.1 Altered Precipitation Patterns and Water Balance
Climate change fundamentally alters wetland water balance through modifications in precipitation patterns, timing, and intensity. Projected changes in global precipitation patterns indicate increased variability, with some regions experiencing enhanced precipitation while others face prolonged drought conditions. These changes directly impact wetland water inputs, creating cascading effects throughout wetland hydrological systems. Increased precipitation intensity, even when total annual precipitation remains constant, can lead to greater surface runoff and reduced groundwater recharge, ultimately affecting wetland water levels and hydroperiods.
The temporal distribution of precipitation plays a critical role in wetland hydrology, as many wetland systems depend on seasonal precipitation patterns that synchronize with biological processes and nutrient cycling. Climate change-induced shifts in precipitation timing can disrupt these synchronized relationships, leading to mismatches between water availability and critical ecological processes. For example, altered timing of spring precipitation can affect wetland plant germination, wildlife breeding cycles, and biogeochemical process rates that depend on specific temperature and moisture conditions.
Extreme precipitation events, which are projected to increase in frequency and intensity under climate change scenarios, create particular challenges for wetland hydrological stability. While wetlands have natural capacity to absorb and retain excess water, extreme events can overwhelm this capacity, leading to ecosystem disruption and altered biogeochemical processes. Conversely, extended drought periods can lead to complete wetland drying, fundamentally altering ecosystem structure and function in ways that may persist long after hydrological conditions return to normal ranges.
2.2 Temperature Effects on Evapotranspiration and Water Loss
Rising temperatures associated with climate change directly influence wetland water balance through increased evapotranspiration rates, creating additional water stress even in the absence of precipitation changes. Higher temperatures increase both evaporation from open water surfaces and transpiration from wetland vegetation, leading to accelerated water loss and potentially shorter hydroperiods. These effects are particularly pronounced in shallow wetland systems where small changes in water depth can significantly alter ecosystem functioning.
The relationship between temperature and evapotranspiration in wetlands is complicated by vegetation responses to changing environmental conditions. As temperatures rise, wetland plant communities may shift toward species with different water use characteristics, potentially altering overall ecosystem water consumption patterns. Some species may exhibit increased water use efficiency under elevated CO2 conditions, while others may experience water stress that reduces their competitive ability and alters community composition.
Seasonal temperature patterns influence the timing and duration of wetland hydroperiods, with implications for biogeochemical processes that depend on specific temperature-moisture combinations. Earlier spring warming can lead to earlier snowmelt and altered timing of peak water levels, while extended warm periods can prolong evapotranspiration seasons and reduce water retention. These temporal shifts can disrupt the synchronized relationships between hydrological conditions and biogeochemical processes that have evolved over long time periods.
2.3 Extreme Weather Events and Hydrological Disruption
Climate change projections indicate increased frequency and intensity of extreme weather events, including severe storms, prolonged droughts, and unprecedented flooding, all of which can dramatically disrupt wetland hydrological regimes. Extreme storm events can deliver large volumes of water over short periods, potentially overwhelming wetland capacity and causing erosion, sedimentation, and structural damage that affects long-term hydrological functioning. These events can also deliver elevated loads of nutrients, pollutants, and sediments that alter wetland biogeochemical processes.
Drought events create particularly severe challenges for wetland ecosystems, as complete drying fundamentally alters the anaerobic conditions that characterize wetland biogeochemistry. During drought periods, previously inundated soils become exposed to aerobic conditions, leading to rapid oxidation of organic matter, release of sequestered nutrients, and potential mobilization of toxic compounds. The recovery of wetland biogeochemical processes following drought can be slow and may not return to pre-drought conditions, particularly if drought duration exceeds critical thresholds.
The increasing unpredictability of extreme weather events challenges wetland ecosystem resilience and adaptation capacity. Wetland organisms and biogeochemical processes have evolved under historical patterns of hydrological variability, but unprecedented extreme events may exceed adaptive capacity and lead to ecosystem state changes. Understanding these threshold responses is crucial for predicting wetland responses to future climate scenarios and developing appropriate management strategies.
3. Biogeochemical Processes Under Climate Change
3.1 Carbon Cycling and Sequestration Dynamics
Wetland carbon cycling represents one of the most significant biogeochemical processes affected by climate change, with implications for both local ecosystem functioning and global carbon budgets. Wetlands store approximately 30% of global soil carbon despite occupying a small fraction of land surface, making them critical components of the global carbon cycle (Yu et al., 2010). Climate change impacts on wetland hydrology directly influence carbon cycling processes through altered decomposition rates, changed plant productivity, and modified methane production.
The balance between carbon sequestration and carbon emissions in wetlands depends critically on hydrological conditions that control oxygen availability and decomposition rates. Under normal wetland conditions, anaerobic decomposition proceeds slowly, allowing organic matter accumulation and long-term carbon storage. However, climate-induced changes in water levels can shift this balance, with drying events leading to rapid aerobic decomposition and substantial carbon losses to the atmosphere. These losses can occur within months or years, potentially negating decades or centuries of carbon accumulation.
Plant productivity and carbon inputs to wetland systems are also sensitive to climate change through effects on growing season length, temperature stress, water availability, and atmospheric CO2 concentrations. While elevated CO2 may enhance plant growth in some wetland systems, this effect can be limited by nutrient availability and water stress. Temperature increases may extend growing seasons in some regions while creating heat stress in others, leading to complex and spatially variable responses in wetland carbon inputs.
3.2 Nitrogen Transformation and Cycling
Nitrogen cycling in wetlands involves complex transformations between different chemical forms, with processes including nitrogen fixation, nitrification, denitrification, and mineralization all being sensitive to climate-induced changes in temperature, moisture, and oxygen availability. These processes are fundamental to wetland ecosystem functioning and significantly influence water quality in surrounding aquatic systems. Climate change impacts on nitrogen cycling can alter both the retention capacity of wetlands for nitrogen removal and the production of nitrogen-containing greenhouse gases.
Denitrification, the microbial reduction of nitrate to nitrogen gas under anaerobic conditions, represents a critical ecosystem service provided by wetlands for removing excess nitrogen from agricultural and urban runoff. This process is highly sensitive to temperature and oxygen availability, with climate-induced changes in wetland hydrology potentially affecting denitrification rates and nitrogen removal efficiency. Warmer temperatures generally increase denitrification rates, but water level changes that alter anaerobic conditions can have overriding effects on process rates.
Nitrogen mineralization and nitrification processes that make nitrogen available to wetland plants are also sensitive to climate change impacts. Changes in temperature and moisture conditions affect microbial activity and enzyme function, potentially altering the timing and magnitude of nitrogen availability. These changes can cascade through wetland food webs and influence plant community composition, productivity, and competitive relationships among species with different nitrogen requirements.
3.3 Phosphorus Dynamics and Availability
Phosphorus cycling in wetlands is closely linked to iron chemistry and redox conditions, making it particularly sensitive to climate-induced changes in hydrology and temperature. Under anaerobic conditions typical of flooded wetlands, iron is reduced and phosphorus bound to iron compounds is released into solution, making it available for biological uptake. Climate change impacts that alter water levels and oxygen availability can fundamentally change these redox conditions and phosphorus availability patterns.
The timing and duration of phosphorus release events are critical for wetland plant communities and can be significantly altered by climate change impacts on hydroperiods. Earlier or delayed flooding, shortened inundation periods, or more frequent drying events can disrupt the seasonal patterns of phosphorus availability that wetland organisms have adapted to utilize. These disruptions can lead to competitive advantages for some species while disadvantaging others, potentially leading to shifts in community composition and ecosystem functioning.
Phosphorus retention and release by wetland sediments is also temperature-sensitive, with higher temperatures generally increasing release rates through enhanced microbial activity and changed chemical equilibria. Climate warming can therefore increase phosphorus availability in wetland systems, potentially leading to enhanced plant growth but also increased risk of eutrophication in connected water bodies. Understanding these temperature effects is crucial for predicting how climate change will affect wetland nutrient dynamics and ecosystem services.
3.4 Methane Production and Greenhouse Gas Emissions
Wetlands are significant sources of atmospheric methane, contributing approximately 20-25% of global methane emissions through anaerobic decomposition processes (Bridgham et al., 2013). Climate change impacts on wetland hydrology and temperature directly influence methane production and emission rates, creating important feedbacks to global climate systems. Understanding these processes is crucial for predicting how wetland responses to climate change may amplify or dampen future warming.
Methane production in wetlands occurs through methanogenesis, an anaerobic process that is highly sensitive to temperature, substrate availability, and competition with other microbial processes. Warmer temperatures generally increase methanogenesis rates, potentially leading to enhanced methane emissions from wetland systems. However, the relationship is complicated by changes in water levels that affect the extent of anaerobic conditions and substrate availability for methane-producing microorganisms.
The transport of methane from wetland sediments to the atmosphere occurs through multiple pathways, including diffusion through water, ebullition (bubbling), and plant-mediated transport through aerenchyma tissues. Climate change impacts on wetland plant communities can significantly alter these transport pathways, with implications for overall methane emission rates. Changes in plant species composition, productivity, and phenology can all influence methane transport efficiency and temporal emission patterns.
4. Ecosystem-Level Impacts and Interactions
4.1 Vegetation Community Responses
Wetland plant communities are intricately linked to hydrological and biogeochemical conditions, making them sensitive indicators of climate change impacts on wetland systems. Changes in water depth, hydroperiod duration, and nutrient availability can lead to shifts in species composition, competitive relationships, and overall community structure. These vegetation changes can create feedbacks that further modify wetland hydrology and biogeochemistry through altered evapotranspiration, organic matter inputs, and biogeochemical process rates.
Climate change impacts on wetland vegetation extend beyond direct effects of altered growing conditions to include changes in seed dispersal, germination requirements, and reproductive success. Many wetland plants have specific germination requirements related to water level fluctuations and temperature conditions that may be disrupted by climate change. Altered timing of seasonal processes can create mismatches between plant life cycles and optimal environmental conditions, potentially reducing reproductive success and population persistence.
The invasion of upland species into previously flooded wetland areas represents a significant concern under climate change scenarios that reduce water levels or shorten hydroperiods. These invasions can fundamentally alter wetland ecosystem structure and function, potentially leading to loss of wetland characteristics and associated ecosystem services. Understanding the thresholds for such transitions is crucial for predicting wetland responses to climate change and developing appropriate management interventions.
4.2 Wildlife and Biodiversity Impacts
Wetland-dependent wildlife species face multiple challenges from climate change impacts on wetland hydrology and biogeochemistry, including habitat loss, altered food availability, and disrupted breeding cycles. Many wetland species have evolved specific adaptations to predictable patterns of water level fluctuation and seasonal timing that may be disrupted by climate change. Migratory species face particular challenges if climate change alters the timing of peak food availability or suitable habitat conditions along migration routes.
Amphibian species, which are often considered indicator species for wetland ecosystem health, are particularly vulnerable to climate change impacts due to their complex life cycles that depend on both aquatic and terrestrial habitats. Changes in hydroperiod duration can affect larval development success, while altered temperature and moisture conditions can influence adult survival and reproduction. These impacts can cascade through wetland food webs and affect ecosystem functioning beyond direct effects on individual species.
The biogeochemical changes induced by climate change can also affect wildlife through altered food web dynamics and habitat quality. Changes in primary productivity, decomposition rates, and nutrient cycling can affect the abundance and quality of food resources available to wetland wildlife. Understanding these indirect effects is crucial for predicting comprehensive ecosystem responses to climate change and developing effective conservation strategies.
5. Regional Variations and Case Studies
5.1 Boreal and Arctic Wetlands
Boreal and arctic wetlands, including peatlands and permafrost-affected systems, face particularly severe impacts from climate change due to the rapid warming occurring in high-latitude regions. These systems contain vast stores of carbon accumulated over millennia under cold, wet conditions that may be vulnerable to release under warming scenarios. Permafrost thaw in arctic wetlands can fundamentally alter hydrology and biogeochemistry, potentially converting carbon sinks into significant carbon sources.
The unique characteristics of northern wetlands, including their role in global carbon cycling and their sensitivity to temperature changes, make them critical systems for understanding climate change impacts on wetland biogeochemistry. Studies of these systems have documented rapid changes in methane emissions, carbon cycling, and vegetation composition in response to warming temperatures and altered precipitation patterns (Euskirchen et al., 2017). These changes have implications for global climate feedbacks and highlight the vulnerability of wetland carbon stores to climate change.
Seasonal timing of freeze-thaw cycles in northern wetlands is particularly sensitive to climate change, with earlier spring thaw and delayed fall freezing potentially extending the growing season and biogeochemical activity periods. These changes can affect annual budgets of greenhouse gas emissions and nutrient cycling, with implications for both local ecosystem functioning and regional climate patterns.
5.2 Coastal and Estuarine Wetlands
Coastal wetlands face unique challenges from climate change through the combined effects of sea level rise, altered precipitation patterns, and increased storm intensity. These systems are critical for coastal protection, water quality improvement, and carbon sequestration, making their responses to climate change particularly significant for human communities and environmental management. Sea level rise can fundamentally alter the salinity regimes and hydroperiods of coastal wetlands, with cascading effects on biogeochemical processes.
Salt marsh and mangrove systems demonstrate complex responses to climate change that depend on the balance between sea level rise rates and sediment accretion processes. While these systems have natural capacity to adjust to gradual sea level changes through vertical accretion and migration, rapid sea level rise or constraints on inland migration can lead to wetland loss and associated ecosystem service degradation. Understanding these threshold responses is crucial for coastal adaptation planning.
The biogeochemistry of coastal wetlands is particularly sensitive to salinity changes that can affect microbial communities, plant productivity, and biogeochemical process rates. Saltwater intrusion associated with sea level rise can alter freshwater wetland systems, potentially leading to vegetation die-offs, changed decomposition rates, and modified greenhouse gas emissions. These changes can create cascading effects throughout coastal ecosystems and affect regional carbon and nutrient budgets.
5.3 Prairie Pothole Region
The Prairie Pothole Region of North America provides an excellent case study for understanding climate change impacts on wetland hydrology and biogeochemistry due to its high wetland density and extensive research history. This region supports millions of small, shallow wetlands that are particularly sensitive to climate variability due to their dependence on precipitation and snowmelt for water inputs. Climate projections for this region indicate increased temperature and precipitation variability, with significant implications for wetland persistence and functioning.
Studies in the Prairie Pothole Region have documented strong relationships between climate variability and wetland water levels, with drought periods leading to widespread wetland drying and wet periods resulting in wetland expansion and connectivity. These hydrological fluctuations have profound effects on biogeochemical processes, with drying events leading to nutrient concentration and subsequent release during reflooding. Understanding these patterns is crucial for predicting how climate change may affect regional nutrient cycling and water quality.
The biodiversity significance of prairie potholes, particularly for waterfowl populations, adds conservation urgency to understanding climate change impacts in this region. Changes in wetland hydroperiods and biogeochemistry can affect food web dynamics and habitat quality for wildlife species, with implications for continental-scale wildlife populations and ecosystem services.
6. Management Implications and Adaptation Strategies
6.1 Ecosystem-Based Adaptation Approaches
Developing effective adaptation strategies for wetland systems under climate change requires understanding of the complex interactions between hydrology, biogeochemistry, and ecosystem functioning. Ecosystem-based adaptation approaches that work with natural processes rather than against them offer promising strategies for enhancing wetland resilience to climate change. These approaches focus on maintaining or restoring natural hydrological variability and connectivity that allow wetland systems to adapt to changing conditions.
Watershed-scale management approaches that consider the broader landscape context of wetland systems are essential for effective climate adaptation. Maintaining natural flow regimes, protecting groundwater resources, and managing land use practices in wetland watersheds can help buffer wetland systems against climate change impacts. These approaches recognize the interconnected nature of hydrological systems and the importance of landscape-scale processes for wetland functioning.
Restoration and enhancement of degraded wetland systems can increase overall wetland resilience to climate change by providing redundancy and connectivity within wetland networks. Strategic placement of restored wetlands can enhance landscape-scale adaptation capacity and provide refugia for wetland species and processes during extreme climate events. Understanding the biogeochemical functioning of restored wetlands is crucial for maximizing their contribution to ecosystem service provision and climate adaptation.
6.2 Monitoring and Early Warning Systems
Effective management of wetland systems under climate change requires comprehensive monitoring programs that can detect early indicators of hydrological and biogeochemical changes. These monitoring systems need to integrate multiple parameters including water levels, water chemistry, greenhouse gas emissions, and biological indicators to provide comprehensive assessments of wetland responses to climate change. Long-term monitoring data are essential for distinguishing climate change impacts from natural variability and for validating predictive models.
Remote sensing technologies offer valuable tools for monitoring wetland hydrology and biogeochemistry at landscape scales, providing information on water level changes, vegetation dynamics, and biogeochemical process indicators. Integration of satellite data with ground-based monitoring can provide comprehensive assessments of wetland condition and change over time. These technologies are particularly valuable for monitoring remote or inaccessible wetland systems and for detecting rapid changes associated with extreme climate events.
Early warning systems that can predict wetland responses to climate variability and change can support proactive management interventions. These systems need to integrate climate forecasts with wetland process models to provide timely information about potential impacts and management opportunities. Developing these predictive capabilities requires continued research on wetland responses to climate drivers and improved understanding of threshold responses and tipping points.
7. Future Research Directions and Knowledge Gaps
7.1 Process-Based Understanding and Modeling
Despite significant advances in understanding climate change impacts on wetland hydrology and biogeochemistry, important knowledge gaps remain that limit our ability to predict future wetland responses and develop effective management strategies. Process-based understanding of the mechanisms controlling wetland responses to climate change is needed to improve predictive models and support management decision-making. This includes better understanding of threshold responses, feedback mechanisms, and interactions between multiple climate stressors.
Biogeochemical modeling of wetland systems requires integration of hydrological, biogeochemical, and ecological processes across multiple spatial and temporal scales. Current models often lack the complexity needed to capture the full range of processes affecting wetland responses to climate change, particularly the interactions between different biogeochemical cycles and the effects of extreme events. Developing more comprehensive models requires continued research on process mechanisms and improved computational approaches.
The role of microbial communities in wetland biogeochemistry represents an important area for future research, particularly understanding how climate change affects microbial diversity and function. Microbial processes control many of the key biogeochemical transformations in wetland systems, and changes in microbial communities can have cascading effects on ecosystem functioning. Advanced molecular techniques offer new opportunities for studying microbial responses to climate change and their implications for wetland biogeochemistry.
7.2 Cross-Scale Integration and Synthesis
Understanding climate change impacts on wetland hydrology and biogeochemistry requires integration across multiple spatial and temporal scales, from individual wetland basins to regional wetland networks and from seasonal variations to long-term climate trends. Current research often focuses on single scales or processes, limiting our ability to understand system-level responses and interactions. Cross-scale synthesis and integration represent critical needs for advancing understanding of wetland responses to climate change.
Comparative studies across different wetland types, geographic regions, and climate zones can provide insights into general principles governing wetland responses to climate change while identifying system-specific vulnerabilities and adaptation strategies. These comparative approaches can help distinguish universal responses from context-dependent effects and inform the development of broadly applicable management strategies.
Long-term experimental studies and natural experiments associated with climate variability provide valuable opportunities for understanding wetland responses to climate change. These studies can reveal threshold responses, recovery dynamics, and adaptation processes that are difficult to detect through short-term studies or space-for-time substitutions. Continued investment in long-term research is essential for understanding the full implications of climate change for wetland systems.
8. Conclusion
Climate change represents one of the most significant threats to wetland ecosystems globally, with impacts on hydrology and biogeochemistry that cascade through all aspects of wetland functioning. The evidence reviewed in this paper demonstrates that climate change affects wetland systems through multiple pathways, including altered precipitation patterns, increased temperatures, and extreme weather events that fundamentally disrupt the hydrological regimes that control wetland biogeochemical processes.
The biogeochemical impacts of climate change on wetlands are particularly significant due to the critical roles these systems play in global carbon and nutrient cycling. Changes in carbon sequestration, greenhouse gas emissions, and nutrient transformation processes have implications that extend far beyond individual wetland systems to influence regional and global environmental processes. Understanding these impacts is crucial for predicting how wetland responses to climate change may create feedbacks that amplify or dampen future climate change.
The complex interactions between hydrological and biogeochemical processes in wetland systems create both vulnerabilities and opportunities for adaptation to climate change. While many wetland systems face significant challenges from climate change impacts, others may benefit from enhanced growing conditions or altered resource availability. Understanding these differential responses is essential for developing effective conservation and management strategies that can maintain wetland ecosystem services under changing climatic conditions.
Future research needs include improved process-based understanding of wetland responses to climate change, better integration across spatial and temporal scales, and development of predictive models that can support management decision-making. The urgency of climate change impacts on wetland systems demands continued investment in research, monitoring, and adaptive management approaches that can respond to new information and changing conditions.
The ecosystem services provided by wetlands, including water quality improvement, flood control, carbon sequestration, and biodiversity support, make the conservation and management of these systems under climate change a critical priority for environmental management and human well-being. Effective responses to climate change impacts on wetland hydrology and biogeochemistry will require integration of scientific understanding with policy development and management implementation at multiple scales from local to global levels.
References
Bridgham, S. D., Cadillo‐Quiroz, H., Keller, J. K., & Zhuang, Q. (2013). Methane emissions from wetlands: biogeochemical, microbial, and modeling perspectives from local to global scales. Global Change Biology, 19(5), 1325-1346.
Euskirchen, E. S., Bret‐Harte, M. S., Shaver, G. R., Edgar, C. W., & Romanovsky, V. E. (2017). Long‐term release of carbon dioxide from arctic tundra ecosystems in Alaska. Ecosystems, 20(5), 960-974.
Mitsch, W. J., & Gosselink, J. G. (2015). Wetlands. John Wiley & Sons.
Yu, Z., Loisel, J., Brosseau, D. P., Beilman, D. W., & Hunt, S. J. (2010). Global peatland dynamics since the Last Glacial Maximum. Geophysical Research Letters, 37(13).
Corresponding Author:
Martin Munyao Muinde
Email: ephantusmartin@gmail.com