sewage
St.Lawrence River The Five Great Lakes
Plains and hills, mountains and lakes, rivers and sea
mountains ranges, hills, lakes, rivers ,and concrete streets
wet places like rivers,lakes,ponds,etc
They are just bodies of water.
Lake Erie, Lake superior, lake Huron
dragon flys usually live near ponds lakes and rivers
the tiny pieces of rock settle on the bottom of lakes,rivers and oceans
Warm, tropical marshes, and lakes and rivers, coastal swamps.
Hippos do not live in any kind of shelter, but rather spend their time bathing in lakes and rivers.
Aquaducts
The different kinds of pollution are Chemical and Radioactive hazards. They are affecting the Colorado River by its transformation of all the different rivers tranforing 1 by 1.