How do beef and dairy cows contribute to climate change? Livestock agriculture is a source of methane, a powerful greenhouse gas.

If you understand heat transfer, you can make lots of little changes at home to help the environment and your household’s bank account!

What is the nitrogen cycle? How do human activities such as using fertilizer affect the nitrogen cycle? How can this cause greenhouse gases?

These two “point-counterpoint” videos provide arguments for and against using nuclear energy to generate electricity.

Can carbon offsets help you reduce your environmental footprint, practice sustainable living and fight climate change?

One-third of all food produced is wasted. Learn about the environmental consequences of food waste, and what you can do about it.