agreement on global warming reached by the US Conference on climate change in Kyoto, Japan
reduce their emissions of greenhouse gases between 2008 and 2012
what did nations pledge to do in the Kyoto Protocol?
Earth's temperature is increasing due to the greenhouse effect.
term used to describe the heating of the atmosphere from the presence of carbon dioxide and other gases.
the burning of fossil fuels
what adds carbon dioxide to the atmosphere?
formed from the remains of plants and animals that lived many years ago
coal, petroleum, natural gas
examples of fossil fuels (3)
burning fossil fuels
what is a main cause of air pollution?
a haze or fog composed of water vapor, complex molecules, and suspended particles
precipitation made up of dilute acids
depletion of ozone that occurs over Antarctica in the winter
a layer of warm air (inversion layer) lies over a layer oc cool air
band of ozone in the upper atmosphere and molecule made of three atoms of oxygen
chemical compunds developed for use in refrigeration systems; now used widely in industry.
what chemical is released into the air by CFCs and is responsible for creating the ozone hole?