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Wetlands advantages and disadvantages
Literature review on climate change impact on freshwater wetlands
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Do you think wetlands are important? I think wetlands are important for so many reason. They prevent flooding by holding water like a sponge. By doing this wetlands help keep water levels normal and filter and purify the water. Wetlands get water during storms and whenever water levels are high. When water levels are low wetlands release water.
Wetlands include swamps, marshes and bog. Wetlands vary widely because of differences in soils topography, climate, hydrology, vegetation, and other factor. Many swamps occur along large rivers where they are critically dependent upon natural water. A marsh is a type of wetland that is dominated by herbaceous rather than woody plant species Marshes can often be found at the edges of lakes and
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Wetlands are also formed by the movement of water as it flows from upland areas toward the coast. Tectonic activities also cause topography. Tectonic activity is responsible for depression.Earthquakes result when two parts of the Earth's crust move relative to each other causing displacement of land. When this occurs depressions may result along the lines of displacement or the flow of rivers may be changed leaving isolated bodies of water. the climate has a lot to do with wetlands. Climates for wetlands are specific to the type of wetland and where in the world the wetland is located at. Marine or coastal wetlands are characterized by shallow marshes or lagoons where the ocean's tides control the area's plant and animal life.In certain areas of the world, like off coast coral reefs form in the shallow waters along rocky coastlines. The rocks create a barrier to the strong ocean tides which allows water to ebb and flow with the tides.Hydrologic processes occurring in wetlands are the same processes that occur outside of wetlands and collectively are referred to as the hydrologic cycle. Major components of the hydrologic cycle are precipitation, surface-water flow, ground-water flow, and evapotranspiration .The hydrology of a wetland is largely responsible for the vegetation of the
...n, the Louisiana wetlands are an extremely valuable asset to the State of Louisiana and the United States. The continual loss of Louisiana wetlands has the potential to have an immensely negative effect on the economy at a state and national level. Over 2 million people live in the Louisiana coastal parishes (Field et al., 1991). The majority of people living on the Louisiana coast make their living from things that are directly related to the wetlands. The Louisiana wetlands make up the largest wetland community in America and is being lost at a rate greater than the other wetland communities in the country. The suggested strategies that are being taken into consideration could be helpful but it seems that the State of Louisiana is not as concerned as it should be given the future consequences and much like climate change coastal erosion is not being taken serious.
Earthquakes are a natural part of the Earth’s evolution. Scientific evidence leads many geologists to believe that all of the land on Earth was at one point in time connected. Because of plate tectonic movements or earthquakes, continental drift occurred separating the one massive piece of land in to the seven major continents today. Further evidence supports this theory, starting with the Mid-Atlantic ridge, a large mass of plate tectonics, which are increasing the size of the Atlantic Ocean while shrinking the Pacific. Some scientists believe that the major plate moveme...
Office of Water (2006) Wetlands: Protecting Life and Property from Flooding, Washington: Environmental Protection Agency
The Everglades, classified as a wetland or a "transition zone" can support plant and animal life unlike any other place. Wetlands are an important resource for endangered species and "that more than one third of the United States' threatened and endangered species live only in wetlands." Says Elaine Mao, the author of Wetlands and Habitat Loss. People have started to notice the importance and the role of wetlands like the Everglades and how they are valuable and essential for ecosystems to live. Wetlands provide so many kinds of plants, mammals, reptiles, birds, and
The way storm water ponds work, they collect runoff, of course, it then slows the water. This is done so that it will hold long enough to allow gravity to pull out sediments from the water and allows sunlight and biochemical systems
Though it is not just animals ruining the environment, human activities, such as agriculture, industrialization and development has been playing a crucial role in the mass destruction. Wetlands are drained and filled in to provide more opportunities for residential and industrial development. It's also replaced and used for dumping grounds for waste. Even though attitudes about wetlands have changed, over the recent years, since they provide us protection from storms and hurricanes. The value of many wetlands are degrading because of the
This paper introduces the environmental concerns of the loss of coastal wetlands. The paper will discuss the significance of wetlands and the devastation that is occurring because of human activity. Wetlands are an essential element of our environment both ecological and societal; conservation will be essential for the preservation of these precious ecosystems.
Between 300 and 400 million people worldwide live in areas near wetlands and depend on them. Wetlands are mechanisms for treatment of wastewater are extremely efficient because they absorb chemicals and filter pollutants and sediments. Half the world's wetlands have disappeared due to urbanization and industrial development. The only way to achieve sustainable development and poverty reduction will be through better management of rivers and wetlands, and the land they drain and drain as well as through increased investment in them.
The earth is split into four layers, inner and outer core, the mantle and crust. The top of the mantle and crust make up what is like the skin of our earth (see source 2). The skin is split up like a puzzle and we call these puzzle pieces’ tectonic plates (see source 1). These plates are constantly moving and the plate boundaries (edges of the plates) move and slide past one another. Sometimes as the plates move the plate boundaries become stuck. Pressure builds up in the stuck area over time and eventually breaks. This is why earthquakes occur due to the sudden movement of the plate sliding and breaking creating a fault line to go off. The fault line is the line on which the
... middle of paper ... ... Some freshwater habitats include marches, lakes, rivers, ponds, wetlands, and bogs. All the biomes of the world have climates, plants, and animals all their own.
Wetlands are highly productive ecosystems. Wetlands include marshes, estuaries, bogs, fens, swamps, deltas, shallow seas, and floodplains. Wetland habitats support a vast range of plant and animal life, and serve a variety of important functions, which include water regime regulation, flood control, erosion control, nursery areas for fishes, fish production, recreation, plant production, aesthetic enjoyment, and wildlife habitat. Wetlands account for about 6% of the global land area and are among the most valuable environmental resources.
They are the earth’s crust; they move very slowly every year. As the tectonic plates slide over each other they cause earthquakes. Earthquakes produce various damaging effects this includes damage to structures of buildings, bridges and other standing formations which then...
Mudslides usually occur in hilly areas, for an example, when there was a mudslide in Bangladesh few months back, it occurred at Chittagong. Mudslides occur when a portion of a hill side becomes too weak to hold up its own weight. This is generally caused by an intense amount of rain fall. With all of the new water introduced into the slope the content of liquid makes it so heavy that gravity pulls it downward. Although water plays a major factor in creating the mud that flows in a mudslide the real reason that the land begins to slide is gravity. What happens is mudslides redistribute soil and sediments in a process that can be in abrupt collapses or in slow gradual slides.
...ends upon the oxygen affinity. Wetlands use secondary and tertiary steps to clean wastewater and also use chemical and physical processes.
Most people think they know a wetland when they see one, but the delineation of wetlands for the purpose of granting permits has proven enormously controversial. According to the Environmental Protection Agency (EPA), an area is defined as a wetland when a combination of three technical criteria are met: Wetland hydrology (land that is saturated within 18 inches of the surface for more than seven days per year), Hydrophytic vegetation (a list of plants that will thrive in wet areas), and Hydric soil (mucky and peat-based soil). The continual destruction of these valuable lands is due mainly to farmers, oil and mining interests, and development groups (Russel, p.36). It is estimated that 30-40% of the original wetlands in the United States have been lost, and about 300-400,000 acres are destroyed each year (Hollis, p. 36). Recent concern has led to an increase in wetland restoration and creation to reduce the impacts of activities in or near wetlands, compensate for additional losses, and to restore or replace wetlands already degraded or destroyed (Nicholas, p. 39).