Global warming.Dear Teacher, In January, members of the International Climate Change Task Force warned that drastic measures were needed to avert the "ecological time bomb" posed by global warming global warming, the gradual increase of the temperature of the earth's lower atmosphere as a result of the increase in greenhouse gases since the Industrial Revolution. . Although not all scientists agree with such a dire assessment, "this isn't an issue," says British Prime Minister Tony Blair Noun 1. Tony Blair - British statesman who became prime minister in 1997 (born in 1953) Anthony Charles Lynton Blair, Blair , "that is going away." In our cover story (pp. 5-7), we explain what is meant by "the greenhouse effect greenhouse effect: see global warming. greenhouse effect Warming of the Earth's surface and lower atmosphere caused by water vapour, carbon dioxide, and other trace gases in the atmosphere. Visible light from the Sun heats the Earth's surface. ." We also take a look at the consequences recent warming trends have had for various parts of the world and invite students to debate how pressing the need for action is. Our World article (pp. 8-11) spotlights Norway, nicknamed the "Land of the Midnight Sun The Land of the Midnight Sun is used to refer to many northern regions in the world above the arctic circle including:
Finally, our American History article about Reconstruction (pp. 12-14) examines the successes and failures of the Freedmen's Bureau Freedmen's Bureau, in U.S. history, a federal agency, formed to aid and protect the newly freed blacks in the South after the Civil War. Established by an act of Mar. . Enjoy the issue! Suzanne McCabe Editor smccabe@scholasdc.com |
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