Answer:
ENDORHEIC BASINS
Inland sea is an example of this
Flooding can affect rivers because river flooding causes things to be picked up from the streets and pulled back into the water. So It affects the water quality and if anything dangerous to the fish and water life gets in the water it will mess up their life system. Hope this helped a little bit. :)
Oil is one of Saudi Arabia's major exports.
Answer: 180 degrees longitude
Explanation: I just looked it up
Acid rain threatens the world's food supply.
Acid rain is a global issue.