B. an increase in the overall temperature of the Earth
I say this because the polar ice caps on the poles are melting (which is why the polar bear is now endangered.) and are a result of global warming.
Answer:
Privacy and Cleanliness! <3
Explanation:
I took the test and got it right! <3
Southern California is the main benefactor of the electricity generated by the Hoover Dam.
Hoover dam was begun under the administration of President Herbert Hoover but completed as public works during the Roosevelt administration. Hoover dam became part of a much larger multipurpose water development project that tamed the wild Colorado River.
<span>Oil is less dense than water so it floats, that is also why you have to shake real well any oil- based salad dressings (Italian and vinegarettes) before using.</span>
