Biology, 13.03.2021 03:30 janeou17xn
What is the primary cause of the change in carbon dioxide (CO2) levels starting at point X in the graph below? *
The sun became much brighter than it was before then.
Humans began to farm and settle in towns since then.
Several volcanic eruptions happened since then.
The ocean started releasing much more carbon into the atmosphere.
Humans have burned large amounts of fossil fuels since then.
Answers: 2
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Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels
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What is the primary cause of the change in carbon dioxide (CO2) levels starting at point X in the gr...
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