Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content. Link to this page: Finally, Farlex brings you all the rules of English grammar, all in one place, explained in simple terms.
Definition of Global Warming: A gradual increase in the earthâs average surface temperature. Technical term for this: Anthropogenic global warming. Definition of Greenhouse Gas: A gas, like CO2, which traps the sunâs heat.
Global warming, or climate change, is a subject that shows no sign of cooling down. Here's the lowdown on why it's happening, what's causing it, and how it might change the planet.Printer Friendly.Average temperatures have climbed 1.4 degrees Fahrenheit (0.8 degree Celsius) around the world since 1880, much of this in recent decades, according to NASA's Goddard Institute for Space Studies.  The rate of warming is increasing.