jhanezd
Answered

How are the changes in atmospheric carbon dioxide described?

ACarbon dioxide levels have remained the same.
BCarbon dioxide levels cannot be measured.
CCarbon dioxide levels have increased.
DCarbon dioxide levels have decreased.

Verified Answer :

Claudia777
CCarbon dioxide levels have been increasing in the atmosphere.
12monkey6

c. Carbon dioxide levels have increased.

Just took this test a little bit ago got it right

have a grate day.

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