What a difference a year can make. In twelve months the center of gravity has strikingly shifted in the debate over U.S. climate change policy.

It\'s certainly no secret: the cost of renewable energy production and its implementation can be extremely high.

One of the Earth\'s great renewable energy sources is actually the energy that can be found in all the waves of the ocean. Let\'s look at this further.

At its simplest, waste management is taking care of unwanted byproducts, usually of human activities, and ensuring they do not cause any lingering problems. As in many other spheres of human activity, the devil lies in the details.

With gas prices getting more expensive, greenhouse gasses on the rise, you should start looking at alternatives. Biodiesel has been getting a lot of publicity but is it the answer? Can you use it? If so how?

Being a stay at home mom gives you an excellent chance to think about what you can do for the environment.

The heat of the Earth makes up what is known as geothermal energy. When dust and gasses from Earth mixed together 4 billion years ago, geothermal energy resulted.

There are many energy sources today that are extremely limited in supply. Some of these sources include oil, natural gas, and coal. It is a matter of time before they will be exhausted.

Approximately ten percent of energy produced in the United States is from hydropower. In this process, water spins in turbines in generators.

As the temperature rises during the summer season, many households turn to more than just ice-cold drinks to keep them cool. Air conditioning was once regarded as a residential luxury, but has become something of a necessity throughout the United States.