A 1/1,000,000 species per year extinction rate, which is the estimated average rate of extinction in the history of life on the earth, is called ____ extinction.

A. background
B. local
C. ecological
D. biological
E. total


Answer: A

Environmental & Atmospheric Sciences

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Many biologists and wildlife conservationists believe that the best way to keep from hastening the extinction of wild species through human activities is to protect threatened habitats and ecosystem services. This is referred to as ____.

A. the wilderness approach B. ecosystem rehabilitation C. environmental conservation D. the ecosystems approach E. biodiversity consideration

Environmental & Atmospheric Sciences

Explain how Florida's sea breezes can increase the potential for wildfires

What will be the ideal response?

Environmental & Atmospheric Sciences

Estimate the amount of plastic in the water bottles that you throw away each year. State your assumptions.

What will be an ideal response?

Environmental & Atmospheric Sciences

All of the following are advantages of using ethanol as a fuel, except

What will be an ideal response?

Environmental & Atmospheric Sciences