Global warming controversy — refers to a variety of disputes, significantly more pronounced in the popular media than in the scientific literature,[1][2] regarding the nature, causes, and consequences of global warming. The disputed issues involve the causes of increased… … Wikipedia
global warming — an increase in the earth s average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect. [1975 80] * * * Potential increase in global average surface temperatures resulting from… … Universalium
Climate 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… … Wikipedia
Black body — As the temperature decreases, the peak of the blackbody radiation curve moves to lower intensities and longer wavelengths. The blackbody radiation graph is also compared with the classical model of Rayleigh and Jeans … Wikipedia
Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr … Wikipedia
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium
electromagnetic 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… … Universalium
Diode électroluminescente — Pour les articles homonymes, voir DEL et LED. Une diode électroluminescente, abrégée sous les sigles DEL ou LED (de l anglais light emitting diode), est un composant opto électronique capable d’émettre de la lumière lorsqu’il est parcouru par un… … Wikipédia en Français
ENVIRONMENTAL SCIENCES — „ The Holy Blessed One took the first human, and passing before all the „ trees of the Garden of Eden, said, See my works, how fine and „ excellent they are! All that I created, I created for you. Reflect on „ this, and do not corrupt or desolate … Encyclopedia of Judaism
Electrothermal-chemical technology — Electrothermal chemical (ETC) technology is an attempt to increase accuracy and muzzle energy of future tank, artillery, and close in weapon system [cite book | first=Dr Norman|last=Friedman| coauthors=David K Brown, Eric Grove, Stuart Slade,… … Wikipedia
Spectral line — Continuous spectrum Emission line … Wikipedia