Links to 'global warming' dictionaries/glossaries
Here are some links to three global warming glossaries
(a glossary is like a dictionary)
This may be a site for kids, but it does provide good definitions that are easy to find.
This is a more serious site, but it is not as easy to use. Scroll down until you reach the initial letter of the term you want to understand.
Ie. G for Greenhouse Effect
This is the wikipedia glossary, which provides links to the words you want to understand. Scroll down to the initial letter, or use Control + F and type in the word, and then click Find Next
Robert L. Fielding.