The following list of calculators will help you estimate the amount of greenhouse gases you release into the environment.

The best way by far to lower the planet's need for water is water conservation. Using less water has a chain reaction effect by using less energy for heating water and treating sewage. Using less water, especially hot water, also saves electricity which in turn saves water because the production of electricity itself uses a good deal of water.

When most people think of recycling, they think about recycling things such as aluminum cans, plastic water bottles and plastic grocery bags. But in reality, you can recycle almost anything. Here is a list of 53 common things you can recycle.

One of the questions we receive at RecyclingCenters.org is "How do I recycle my old books?". We've compiled a list below of ways you can do recycle books and help out those who don't have access to books or resources to obtain them.