Pollution that comes from many places all at once.

The LIVING parts of an ecosystem.

Examples: fish, grass, deer.

The NON-living parts of an ecosystem.

Examples: water, rocks, air.

The erosion of soil into rivers and lakes.

Too many nutrients in water which cause too much algae to grow.

Too many microorganisms in water which can make you sick.

Pollution that can cause disease, death, and/or birth defects.

Trash gyres:

Select the 3 TRUE sentences.

A farmer stores all of his manure from his farm in large piles next to the river. The piles of manure are exposed to rain and wind. The farmer finally removes the manure after the town complains of water pollution.

A college student drives to class everyday. He also drives to the store, to his friend's houses, and everywhere else. Every time he fills up his tank, a little bit of gasoline drips to the ground.

A new mall and movie theater are being built. Trees and brush are cleared away, the land is bulldozed, and the extra soil is dumped in the river to get rid of it.

After a home renovation, Marta and Xander had leftover paint . They decided the easiest way to dispose of these materials would be to place them in the garbage to go to a landfill.

In a large new neighborhood, many families take long showers, over water their lawns, and wash their cars frequently. The local water treatment facility is old and was not designed to handle this amount of water, causing untreated sewage to be released into the local river.