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Chemistry, 12.10.2019 15:30 medellincolombia99

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.

select the best answer from the choices provided
a
b
c
d

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Answers: 2

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

a.
it is predic...
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