Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
an increase in world temperatures, especially the current increase caused by gases such as carbon dioxide that are collecting in the air around the earth and stopping heat escaping into space:
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions
