This textbook chapter looks at the role of temperature in sustaining life on Earth and on weather and climate. It discusses the Earth's movements and the seasons, the circulation of the oceans, wind and weather, and the water cycle....

This resource provides an overview of the human footprint on the Earth. How is Man affecting Earth, what are the causes of stress, and more importantly, what are the solutions. PDF (requires Adobe Reader).

NOVA's Earth system science collection highlights important Earth processes normally invisible to the human eye. The standards-based media resources below expose the intricate web of forces that sustain life on Earth, allowing educators...

The home page of Friends of the Earth International provides current information on issues of use and misuse of natural resources around the world.

Students learn about solar energy and how to calculate the amount of solar energy available at a given location and time of day on Earth. The importance of determining incoming solar energy for solar devices is discussed.

The Earth's population is soaring, but its resources are finite. Can we provide food, water, energy? Watch a slideshow on our planet's future, and take a quiz to measure your impact on the Earth.

Welcome to Planet Ark's daily Reuters World Environment News - the most comprehensive source of environmental news on the Net. To read previous news stories, please use the search engine below to find stories relating to any...

A strong, comprehensive look at the evolution of mammals. Includes factors such as changing geologic structure of the earth and the different types found on different continents.