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