PollutionOne example of point source pollution is factories and industries. Another would be agricultural runoff. Away this is being limited is by making the water quality agreement. Another is pledging to clean and protect the great lakes. Point-source pollution: Comes from a single place.
Non-point source pollution is pollution that comes from many sources, which makes it hard to control. One example of non-point source pollution would be run off from rain in the soil which picks up pollutants from the soil. Another one would be snow melt. It retains water 170 years. Clean up toxic sediments and use fewer harming chemicals.
|
Invasive Species Their are an estimated number of 170 invasive species in the Great lakes. One way invasive species arrive is By water another would be ships. Invasive species upset the ecosystem by stealing other species food and clog pipes like Zebra mussels. Another one is how the Carp are getting into the river and is headed toward the Great lakes.
Asian Carp Risk Assessment Article The Asian Carp got in the Great Lakes by going through the Mississippi river to the lakes. It destroys the lakes by impacting the food web and ecosystem by being dominant in the lakes. They are making ecosystem models to promote better qualities. One interesting fact is bigheaded Carp have bigger mouths than any other species of Carp.
|
Habitat LossHabitat loss is destruction of an animal or persons habitat. It occurs when people tear down trees or homes. People contribute to this by logging and digging for resources. They are protecting and restoring it by teaching land owners how to protect it so they can preserve it. They are protecting wet lands and other habitat in the world.
It will shrink water supply because of global warming. Another would be how you would need to manage water more than ever. Yet another would be how people would get less rain fall. People with to much water will need to protect against floods more than ever due to rain.
|