Is this statement true or false?

Global warming may be a result of natural causes.

A.
True

B.
False

and this question !!!
Certain gases in the atmosphere trap heat on Earth.

What is the name of this phenomenon?

A.
the greenhouse effect

B.
global warming

C.
glacial melting

D.
cooling period

Respuesta :

the first one is false the second one is the green house effect

Answer:

B and A

Explanation: