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 .
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Answer:
Panama
Explanation:
The panama canal was built as a connection between the atlantic and pacific
<span>The domestication of plants and animals was a crucial development for humans since it allowed them to have a surplus of food--this allowed people to focus their efforts elsewhere and have other jobs and skills. </span>
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A. The government fell apart
