Memory Game GPP 3/1 Unit 8Online version Climate Change vocab by Mary Anne Le Gall Fossil Fuels The masses of ice over land and sea at the North and South Poles. The trend of average temperatures increasing, due to natural or human activity. Sea level Climate change The average height of the water in the oceans. Energy generated from inexhaustible sources, such as the wind or the sun. CO-2 emissions Global Warming Carbon footprint Substances that emit CO-2 when burned, notably oil, coal, and natural gas. Renewable energy Greenhouse effect How the weather alters over time, either naturally or due to human activity. The release of carbon dioxide into the atmosphere. Polar Icecaps The amount of greenhouse gas produced by a person, an organization or a state. Storage of the sun's heat in the atmosphere due to gases such as CO-2. Constituents of the atmosphere, such as CO-2, that contribute to global warming. Greenhouse gases