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Irina18 [472]
3 years ago
12

Many scientists believe that the current period of global warming is related to increased levels of

Chemistry
2 answers:
OlgaM077 [116]3 years ago
5 0
Option B is your answer.
Nana76 [90]3 years ago
5 0
The answer is B.carbon dioxide in the earths atmosphere 
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