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