III. Fill in each blank with an appropriate word. 1.________________energy resources include coal, oil, natural gas and uranium. 2._______________energy creates clean, renewable power from the sun. 3. We need to look for ways to reduce our carbon___________. 4. Coal is a ___________fuel that was formed millions of years ago. 5. Renewable energy sources will never_____________out because they are easily replenished. 6. Burning fossil fuels emits a lot of pollutants that are_____________to the environment. 7. Solar__________________ are fitted to building and turn the sun’s ray into energy 8. Some countries are ___________coal with natural gas because natural gas is less polluting than coal.