Answer:
Human interaction with the ecosystem has rapidly spread disease to Yellowstone's wildlife, which has proven to have adverse effects on populations. Also, humans tend to leave trash in poor areas. Littering is a problem in Yellowstone because it can be ingested by the wildlife and also pollute the park...
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Living things are mostly part of nature while nonliving things are made by hand
Answer:
the Andes is the primary mountain range in South America
