Why marshlands are extremely important

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A marsh is a wetland where grasses, rushes, or sedges predominate. Along the edge, little bushes frequently develop as a transition to drier ground. Usually, marshes form near the river and lake’s shallow borders.

Marshes and other wetlands replenish groundwater resources, serving as many communities’ primary drinking water supply. The research “Habitat Matters: Marshes” found that marsh vegetation transforms dissolved nutrients into plant matter that provides food and shelter for wildlife, naturally enhancing the quality of the water that passes through it.

Marshlands, also known as wetlands, are crucial in supporting the environment and human communities. Several vital factors highlight the importance of marshlands. For example, in the article “Freshwater Marshes Are Biodiversity Hotspots” by the naturalist Susan Shea. Plants like duckweed and arrow arum, which nourish birds, insects, and waterfowl, are the foundation of the marsh food web. These invertebrates raise fish, turtles, frogs, and songbirds, feeding bald eagles, raccoons, herons, and water snakes. Thus, marshlands are biodiversity hotspots because they support various plant and animal species and are exceptionally rich in biodiversity. For many aquatic and terrestrial creatures, they serve as food sources, breeding grounds, and nesting places.

Marshlands serve as food sources, and marshes also function as organic filters, drawing impurities and sediments from the water as it passes through. Water quality is enhanced by this purifying function, allowing for various downstream ecological and human applications.

Plus, the marshland can control the flood. Since they absorb and store extra water during heavy rains or storm surges, marshes are natural flood protection barriers. They lessen the chance of downstream cascades in the neighborhoods by assisting with regulating water levels. According to the Vermont Wetland Rules, wetlands that provide for the temporary storage of floodwater or stormwater runoff to the extent that they make an essential contribution to reducing risks to public safety, reducing damage to public or private property, reducing downstream erosion or enhancing the stability of habitat for aquatic life, are significant.

Additionally, according to the study “Carbon Sequestration in Wetlands,” “All wetlands sequester carbon from the atmosphere through plant photosynthesis and acting as sediment traps for runoff. Carbon is held in the living vegetation and in litter, peats, organic soils, and sediments that have built up, in some instances, over thousands of years.” So, the study asserts wetlands are effective carbon sinks, sequestering significant amounts of carbon dioxide from the atmosphere. They are crucial in mitigating climate change by storing carbon in plant biomass and soil.

Marshlands provide many advantages for the community and the environment but also confront several problems that endanger their well-being. Pollution, the effects of climate change, and the loss of marshland habitat are significant problems with marshlands.

Maryland’s Department of the Environment declared that the loss of marshland regions due to human activities like infrastructural development, agriculture, and urbanization are causing the degraded nature of wetland regions, disrupting ecological processes and affecting aquatic habitats. This issue necessitates a comprehensive approach involving conservation measures, sustainable land-use planning, and awareness of their intrinsic value. Crucial ecosystems are destroyed when marshlands are drained and filled for commercial gain.

Also, pollution from urban stormwater runoff, industrial discharges, and agricultural runoff may all harm wetlands. Pesticides, heavy metals, fertilizers, and other contaminants can deteriorate water quality and endanger aquatic and terrestrial life.

Thirdly, according to a new NASA-led study, marshlands are threatened by increasing sea levels, changing precipitation patterns, and rising temperatures brought on by climate change. These modifications may impact water levels, upset the equilibrium of marshland ecosystems, and result in habitat loss.

Recognizing and protecting marshlands is critical for maintaining ecological balance, promoting biodiversity, and assuring the well-being of natural ecosystems and human populations. Conservation initiatives and long-term management methods are vital to conserving and restoring these important ecosystems.

Brendan Malloy is a first-year student at Rochester Institute of Technology.

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