B) 75,000 not fully sure tho
The human activity most widely viewed as changing the planet is the burning of fossil fuels. ... to melt, threatening water supplies for hundreds of millions of people. ... and phosphorus to the biosphere than would occur naturally. ... compounds that can remain active in the environment for thousands of years .
hope this helps u
<span>Describe the events surrounding the epic poem, The Iliad. Write your answer in a paragraph of at least 125 words.</span>