Relier Pairs The Causes and Effects of Climate ChangeVersion en ligne Matching the words with their definitions. par LAURA MICHELLE JIMENEZ PAZMINO 1 Climate change 2 Atmosphere 3 Ecosystem 4 Excess 5 Drought 6 Greenhouse gas 7 Carbon dioxide 8 Fossil fuels the layer of gas that surrounds the Earth, a long-term change in the average weather patterns that have come to define Earth's local, regional and global climates. a gas that traps heat from the sun, a heavy colorless gas that is formed by burning fuels. made from decomposing plants and animals. too much of something. an area where certain plants and animals live and interact. a long period of time without rain.