A variety of environmental problems now affect our entire world.  As globalization continues and the earth's natural processes transform local problems into international issues, few societies are being left untouched by major environmental problems.

Some of the largest problems now affecting the world are Acid Rain, Air Pollution, Global Warming, Hazardous Waste, Ozone Depletion, Smog, Water Pollution, Overpopulation, and Rain Forest Destruction.

Every environmental problem has causes, numerous effects, and most importantly, a solution.  There are separate pages discussing each of these topics for every major environmental problem covered in this section.

When you are done with the articles, Test what you have learned.  Students can take these exams and have their scores automatically reported to their teachers by signing up for an account in the Classroom Connection feature.

A bibliography for each article in this section is available on the Bibliography page.

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Bibliography
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US EPA Acid Rain Program – An excellent reference on acid rain and the components of pollution.

Water Environment Federation – This site tells about water resources, providing public information about water and the pollution of it.

International Ozone Association – An organization dating back to 1973 that covers a variety of ozone-related issues.

Hazardous Substance Research Center – A US-based organization that does research on hazardous waste, providing a publication and annual reports.