18%20lecture%20wetland

18%20lecture%20wetland - WETLANDS WHY ALL THE FUSS? WHY ALL...

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Unformatted text preview: WETLANDS WHY ALL THE FUSS? WHY ALL THE FUSS? Over the past few years, the issue of wetlands protection seems to come up everywhere you turn. Wetlands are areas that are ?? Wetlands have become a real issue only recently. We now realize that wetlands are important and valuable ecosystems. ARE WE TOO LATE? VALUES AND FUNCTIONS OF WETLANDS Wetlands provide benefits including food and habitat for fish and wildlife; flood protection; shoreline erosion control; natural products for human use; water quality improvement; and opportunities for recreation, education and research. Wetlands Support many Species Production of detritus supports insects, shellfish, and forage fish. It provides nutrients for plants. Ecological Benefits Wetlands are among the most biologically productive natural ecosystems in the world. They can be compared to tropical rainforests and coral reefs in the diversity of species they support. WETLANDS AND PEOPLE Wetlands furnish a wealth of natural products including fish, timber, wild rice and furs. Wetlands function like natural tubs or sponges, storing water and slowly releasing it. Wetlands help improve water quality. Wetlands provide opportunities for recreation CONSEQUENCES OF LOSING OR DEGRADING WETLANDS Losing or degrading wetlands can lead to serious consequences, such as increased flooding, extinction of species and decline of water quality . If wetlands are lost or degraded, we lose their ability to control flooding. Because many species depend on wetlands, whatever harms wetlands harms these species. For example, the well-being of waterfowl populations is tied directly to the status and abundance of wetland habitats. ECONOMIC BENEFITS OF WETLANDS Wetlands contribute to the national economy by producing resources and commodities and providing other benefits. Wetlands yield fish for the Nation Wetlands provide recreational opportunities Wetlands improve water quality Wetlands help control floods FACTS ABOUT WETLANDS Over half of the wetlands in the lower 48 States were lost between the late 1700's and the mid-1980's. About 100 million acres of wetlands remain today in the lower 48 States, representing less than 5% of the land mass in the continental United States. WETLAND LOSSES IN LOWER 48 WETLAND LOSSES 22 states have lost at least 50% of their original wetlands. 7 of the 22 have lost more than 80% of their original wetlands. From the mid-1970's to the mid-1980's, wetlands were lost at an annual rate of 290,000 acres per year. WETLAND LOSSES In Fiscal Year 1994, over 48,000 people applied to the COE for a Section 404 permit. 82% of these applications were covered by general permits in an average time of 16 days....
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18%20lecture%20wetland - WETLANDS WHY ALL THE FUSS? WHY ALL...

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