Understand the role that the carbon cycle plays in the ecosystem.

Discover how mass extinctions play a part in Earth's life history.

Learn about some sources of outdoor air pollution.

Young scholars sort photographs of glaciers and measure glacial retreat to observe how alpine glaciers have retreated over the past century. Includes a printable worksheet, links to relevant materials, and extension activities.

Conduct research using a variety of primary sources to explore perspectives in the global warming debate.

Students will build models that explain how small changes in the Earth system's components and processes can produce measurable global effects.

Understand what natural resources are, and how important they are to Earth.

Students focus on the three interconnected choices global society faces as Earth's climate continues to change -- suffer, adapt, and mitigate -- to analyze and predict current and future impacts to Earth's systems. Using videos excerpted...

Global warming is a hot topic (no pun intended). The Earth is warming up. While that may be hard to believe in the middle of winter, if it's true it could mean big changes for our planet. For more info on this topic, browse on!

Over more than a century, the global average temperature warmed 1.5F (0.8C). Learn the science of why this has happened, and what the future holds.

This site introduces global warming, and the greenhouse effect and the gases contributing to it.

Explore real scientific data relating to the biosphere. With this information, you can gather evidence, test theories, and come to conclusions. Click on the data examples to view a full-scale version.

From ABC News in Science, this article discusses results from the Intergovernmental Panel on Climate Change on the costs in battling global warming.

From ABC News in Science, Alister Doyle's article deals primarily with the issue of global warming and the possibility of it as a cause for Hurricane Katrina.

From ABC News in Science, Larry O'Hanlon's article discusses climate change in the face of several climate models and poses both the good and the bad news associated with global warming.

A collection of video lectures from a course that explores the physical processes the control Earth's atmosphere, ocean, and climate that is taught at Yale University. The course covers topics like clouds, rain, severe storms, regional...

A worksheet regarding the effects of global warming.

In this interactive activity adapted from NASA and the U.S. Geological Survey, learn about Earth's albedo (the ratio of reflected vs. incident solar radiation), how pollution alters albedo, and how ice-albedo feedback may accelerate...

Energy is used everyday coming from burning fossil fuels which releases carbon dioxide into the air. Discover what this has to do with global warming and how we can do our part to slow it down.

Find out what you can do to be an energy saver and help slow global warming.

Discusses greenhouse gases and how they affect climate change. [May 7, 2010]

Article discussing the occurrence of drought in Eastern Africa, and how it is likely to increase in frequency in future years due to global warming, putting enormous stress on countries such as Kenya and Ethiopia. (Updated July 12, 2012)

Examine the environmental, economic and political issues surrounding global climate change policy. Conduct a role-play, and explore the options available to tackle global climate issues.

The IPCC was established to be an objective source of information on climate change. Its primary goal is to assist policy makers in particular with making sound decisions as they try to address issues around the impact of climate change....