Answer:
Human activities contribute to climate change by causing changes in Earth's atmosphere in the amounts of greenhouse gases, aerosols (small particles), and cloudiness. The largest known contribution comes from the burning of fossil fuels, which releases carbon dioxide gas to the atmosphere
Explanation:
This is (b.) False, because it was actually introduced in the 1930's.
Answer:
Sunlight
Explanation:
The correct answer is sunlight. Plants compete for all the listed things. However, in contrast to most animals, they strongly compete for sunlight.
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