Heat inside Earth can provide

To change sunlight into electricity to power a home, people
use devices called

After a magazine has been read, it could be ,
to save space in landfills

Plant and animal wastes that can be processed to make fuel
are called

Metal spoons reduce the amount of waste because they
allow

produce more waste when you use products that are

Many dams use water power to produce

If you keep your house colder in the winter and wear a
sweater, you will air pollution and
conserve a nonrenewable resource.