Energy from natural sources that will not run out easily, like solar, wind and tidal, Renewable, Energy from sources that are limited, like coal, gas and oil, Non-renewable, Energy from the sun, Solar power, Energy from the wind, Wind power, Energy from waves, Tidal power, Fuels such as coal, oil, and natural gas that are made from ancient plants and animals, Fossil fuels, A black substance taken from the ground and burned to produce energy, Coal, Oil in its natural form before it is processed into products such as gasoline, Crude oil, Related to energy made from atoms, Nuclear, Designed to be used more than once, Reusable, Designed to be used once and then thrown away, Disposable, Can break down naturally, Biodegradable, A dangerous event caused by nature, Natural disaster, To leave a dangerous place and move to a safer one, Evacuate, The gradual increase in the Earth's average temperature, Global warming, Things in the air that trap heat and make the world hotter, Greenhouse gases, Harmful substances that make air, water, or land unsafe, Pollution, Growing crops and raising animals for food, Agriculture, Insects or animals that damage crops or property, Pests, Chemicals used to kill crop-damaging organisms, Pesticides, Substances made from or used in chemical processes, Chemicals, Protection of animals and their natural habitats, Animal conservation, At risk of becoming extinct, Endangered, No longer existing because all have died, Extinct

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