Renewable energy relies upon resources that are quickly replenished by natural processes, while nonrenewable energy uses resources that are finite in supply. Common forms of renewable energy include solar, wind and geoth... More »

Nuclear energy is non-renewable because the energy nuclear power produces cannot constantly be replenished. An energy source must have resources that can be replenished to be considered renewable. More »

Hydropower is considered a renewable energy source because it does not consume any water, only using kinetic or potential energy from the water to generate electricity. A technology is considered renewable if the fuel ca... More »

Living and nonliving things interact with each other by forming an ecosystem, where living things can obtain nutrients and energy from nonliving things through chemical processes. The nonliving things in an environment a... More » Science Environmental Science

Environmental protection is important for several reasons, such as ensuring a lasting supply of resources, as well as providing access to clean food and water. Adequate environmental protection helps to reduce the risk o... More »

Advantages of recycling include the reductions in energy usage, incineration and pollution, and it conserves natural resources. Recycling also helps protect the environment by reducing the amount of extraction of natural... More »

The amount of energy and resources manufacturers save by recycling varies based on the material being recycled. Aluminum cans are one of the most efficient materials to recycle and saves 95 percent energy compared to man... More » Science Environmental Science