Wind, solar and geothermal power are called renewable energy sources because
a.
tax breaks for these sources are renewed every year
b.
they are continuously replenished
c.
humans can replenish these sources periodically
d.
they produce few toxic byproducts

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

oak trees? ? what was listed

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

the areas around the equator