carbon - a chemical element found in coal, oil and living thingsg things, a subsidy - money paid by government to keep the price of certain low, a drill - practice for what you should do in an emergency, a fossil fuel - a fuel such as coal, oil, or natural gas (formed from the remains of dead plants and animals)  , an ecosystem - the plants, animals, climate, etc. in an area and how they are linked , extinct - a type of animal or plant not existing any more, to restore - to return something or someone to its original state, to fund - to pay for,

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