The flooding of New Orleans during Hurricane Katrina was a human-made disaster, not a natural one. The flood-protection system for the city had been poorly designed and maintained. ... Without the levees and floodwalls, much of the city would be a shallow lake.
Answer:
7 - a) a small river is called a <em>pond</em>
8 - b) fresh water conservation efforts
Forest,grasslands,deserts,tundra, and freshwater marine

The angles of a triangle always need to add up to 180 degrees.



190 is greater than 180, not equal, so these angles will not form a triangle.