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Global Warming refers to the gradual increase in global temperature since roughly 1900, the midst of the Industrial Revolution. There have been periods of natural warming throughout Earth's history, but science indicates that current warming is an acceleration of natural cycles due to human activity.

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Date Of Record Release 2010-03-05 17:00:33
Description Global Warming refers to the gradual increase in global temperature since roughly 1900, the midst of the Industrial Revolution. There have been periods of natural warming throughout Earth's history, but science indicates that current warming is an acceleration of natural cycles due to human activity.
Classification
Format
Subject
Source Global Change Project
Keyword Climate change, global warming
Selector Selection Committee
Date Of Record Creation 2010-03-05 16:58:06
Education Level
Date Last Modified 2010-03-05 17:00:33
Language English
Date Record Checked: 2010-03-05 00:00:00 (W3C-DTF)

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