Question

Which of the following is not a theory supporting global warming?

a.
It is predicted that the average temperature will rise 1.4° C or more over the next 100 years.

b.
Human activity has increased greenhouse gases.

c.
Over the last 100 years the earth has warmed by 0.74° C

d.
Carbon dioxide is an insignificant greenhouse gas.

Answer 1

Answer: D. Carbon dioxide is an insignificant greenhouse gas.

Explanation: The first person is correct! In case you are skeptical of whether or not it's the correct answer I attached a screenshot of my quiz! Good luck everyone :)

Answer 2

The answer to your question is,

D. Carbon Dioxide is an insignificant greenhouse gas.

-Mabel <3