man-made greenhouse gases
21Climate change in the United States — There is an international interest in issues surrounding global warming in the United States due to the U.S. position in world affairs and the U.S. s high level of greenhouse gas emissions per capita. Contents 1 Greenhouse gas emissions by the… …
22Climatic Research Unit email controversy — Date 17 November 2009 Location Climatic Research Unit, University of East Anglia Also known as Climategate Inquiries House of Commons Science and Technology Committee (UK)[1] Independent Climate Change Review (UK) International Science Assessment …
23Air pollution — from World War II production Smog over …
24Dates of 2007 — ▪ 2008 January Ladies and gentlemen: on this day, at this hour, it is still within our power to shape the outcome of this battle. Let us find our resolve, and turn events toward victory. U.S. Pres. George W. Bush, asking for support for his… …
25Intergovernmental Panel on Climate Change — IPCC redirects here. For other uses, see IPCC (disambiguation). Intergovernmental Panel on Climate Change Org type Panel …
26Global cooling — in general can refer to an overall cooling of the Earth. In this article it refers primarily to a conjecture during the 1970s of imminent cooling of the Earth s surface and atmosphere along with a posited commencement of glaciation. This… …
27Massachusetts v. Environmental Protection Agency — Supreme Court of the United States Argued November 29, 200 …
28Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
29electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
30Natural environment — This article is about the environment. For other uses, see Environment (disambiguation). See also: Nature Land management policies have been developed to preserve the natural characteristics of Hopetoun Falls, Australia while allowing ample… …
