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