Which greenhouse gas contributes 20% of global warming

One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively indentified as:

One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively indentified as:

One green house gas contributes 14% of total global warming and another contributes 6%. These are respectively identified as

One green house gas contributes 14% of total global warming and another contributes 6%. These are respectively identified as

Which one of the followig green house gases contributes about 20% of global warming?

Which green house gas contributes the least to global warming ?

Name the green house gases that contribute to global warming.

Name the Green House gas that contribute to total global warming.

Name the Green House that contribute to total global warming.