asked 182k views
18 votes
Over the past 60 years, what is the trend we see in atmospheric carbon dioxide?

A. It has been increasing

B. It has been decreasing

C. It has stayed steady

asked
User MinhD
by
8.4k points

2 Answers

12 votes

Answer:

A

Step-by-step explanation:

answered
User Klm
by
8.1k points
5 votes

Answer:

A.

Step-by-step explanation:

Hope this helps!

answered
User Ay
by
7.6k points

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