Definitions for "Global warming"
The slow warming of the Earth's surface caused by the addition of harmful substances to the atmosphere. Ever wondered about the effects global warming has on bird migration patterns, local populations, etc.? View the EPA report on this subject for an in-depth treatment.
long-term rise in the average temperature of the earth; principally due to an increase in the buildup of carbon dioxide and other gases.
The ongoing slight increase in Earth's temperature.
Keywords:  midnight, sun
The Midnight Sun
Keywords:  worldwide, concern
a worldwide concern
Keywords:  updated
updated
Keywords:  green, house, effect, see
See Green-house effect.