How does GPS know where everything is located? Pupils read about satellites that are mapping the ocean and the question on how satellites know where they are. Readers discover the workings of the Global Positioning System and create...

Take a look at climate change from another angle. Readers learn about the MISR instrument on the Terra satellite and how it studies Earth. Pupils experience how the multiple cameras give scientists multiple views so they can better study...

Close to two hundred myths about climate change are listed, with a detailed scientific response beside each. The myths can be sorted in a number of ways, e.g., by categories or popularity. Responses may include images, charts, or videos,...

Article describing the history of how scientists developed their current understanding of global warming. It discusses why it is difficult for some people to accept that human beings have caused the Earth to warm, without controlled...

An analysis of the global challenge of diminishing resources and how this relates to world population growth. (Published: Jan. 2013)

Overuse of fossil fuels has exploited the threat of global warming on Earth. This article features the details of the threat and provides additional resources.

Look globally at the rising population and understand the impact on the environment, water supply, forestry, and biodiversity through the article and its supporting resources.

Read and take action to fight global warming with these 6 tips, complete with links and other climate change resources.

This site considers not only the Globalization of the Economy but also the Globalization of Politics, of Culture and of Law. The globalized world sweeps away regulation and undermines local and national politics, just as the...

Presents arguments for and against whether global warming is really happening, and discusses why there is dissension about the issue.

Explains the causes and effects of global warming and how to prevent it.

Christopher Columbus' arrival in the Caribbean in 1492 kicked off a massive global interchange of people, animals, plants and diseases between Europe and the Americas.

Read how the lack of awareness about the massive, invisible water trade has contributed to the global scarcity problem of this important resource.

The spread of the Ebola virus has now been declared a global emergency. Learn what the World Health Organization is doing to prevent the further spread of this disease.

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 detailed analysis of how nonrenewable resources will not disappear but will become increasingly scarce in the years to come. Supported by research data, graphs, and tables on the scope of nonrenewable resources, and how much we have of...

Provides in-depth coverage of the AIDS epidemic as it affects countries around the world. Content includes a look at the disease as it has spread from being a minor danger to an uncontrolled epidemic.

Article reports on the creation of a fish made of iron that may help prevent anemia. Includes video.

This article takes readers through the events leading to the expansion of the Civil Rights Movement to the north through a major non-violent campaign protesting unfair housing practices in Chicago.

A long essay about St. John that details his relationship with Jesus and the disciples. It also discusses his life and missionary work.

This site from Global Policy provides an article from the World Trade Organization about the commercialization of health services. It discusses the pertinent cooperation of the government with the medico-pharmaceutical industry.

Global warming can be reduced in many ways. This comprehensive resource lists a number of different options that can be implemented to accomplish this goal.

Learn how the increasing integration and interdependence of countries on water affects not only the production and consumption of products, but also culture, security, the environment, and the exchange of ideas.

This article, published by National Wildlife Magazine (February/March 2004 issue), offers an insightful look into the life of the polar bears of Canada's Hudson Bay. The article looks at why these bears are losing weight and bearing...