chesapeake bay and land use. land use issues in bay watershed herbicides and pesticides herbicides...
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Chesapeake Bay and Land Use
Land Use Issues in Bay Land Use Issues in Bay WatershedWatershed
Herbicides and Herbicides and PesticidesPesticides
FertilizerFertilizer Sediment RunoffSediment Runoff Pet WastePet Waste
Removal of ForestsRemoval of Forests Removal of WetlandsRemoval of Wetlands FarmsFarms Gasoline and Oil Gasoline and Oil
PollutionPollution
Bay and River Water Bay and River Water QualityQuality
Because things on Because things on land are easily land are easily washed into streams washed into streams and rivers, our actions and rivers, our actions on land ultimately on land ultimately affect the Bay.affect the Bay.
Including sediment, Including sediment, pesticides, herbicides, pesticides, herbicides, and fertilizersand fertilizers
Cause of the ProblemCause of the Problem
The amount of nutrients that The amount of nutrients that would naturally enter the would naturally enter the Bay would be okay, but Bay would be okay, but the amount going into the the amount going into the Bay now has been Bay now has been amplified by people.amplified by people.
When we use fertilizers, When we use fertilizers, dispose of sewage, drive dispose of sewage, drive cars, and generate cars, and generate electricity, we harm the electricity, we harm the Bay.Bay.
Sources of Nutrient Sources of Nutrient PollutionPollution
Point SourcesPoint Sources - can - can be traced back to a be traced back to a specific areaspecific area
Waste water Waste water treatment plants, treatment plants, broken sewage pipesbroken sewage pipes
Non-Point SourcesNon-Point Sources - pollution comes - pollution comes from large areasfrom large areas
Farms, lawns, golf Farms, lawns, golf coursescourses
Nitrogen PollutionNitrogen Pollution
Burning fossil fuels (coal, gas, or oil Burning fossil fuels (coal, gas, or oil power plants) puts nitrogen oxide power plants) puts nitrogen oxide into the airinto the air
Vehicle exhaust also puts nitrogen Vehicle exhaust also puts nitrogen oxide into the airoxide into the air
Rain washes nitrogen out of air and Rain washes nitrogen out of air and into the bayinto the bay
What Needs To Be DoneWhat Needs To Be Done
Reduce the amount of nutrients like Reduce the amount of nutrients like nitrogen and phosphorous entering nitrogen and phosphorous entering the Baythe Bay
Reduce the amount of sediment Reduce the amount of sediment entering the Bayentering the Bay
Who Can HelpWho Can Help
EVERYONE, EVERYONE, DOING DOING EVERYTHING, EVERYTHING, EVERYWHERE!EVERYWHERE!
Water Quality Water Quality Improvement Is NOT The Improvement Is NOT The
Only IssueOnly Issue Must manage fisheriesMust manage fisheries Protect and restore ALL habitatsProtect and restore ALL habitats Effective management of land in the Effective management of land in the
watershedwatershed
Modified From:Modified From:
Restoring and ProtectingRestoring and ProtectingChesapeake Bay and RiverChesapeake Bay and RiverWater QualityWater Quality
June 2005June 2005