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Use these in-depth research activities to help students understand the issues facing our planet. Want more free educator materials? Go to CNN Student News.

Planet in Peril Learning Activity Climate Change Learning Activity Deforestation Learning Activity Species Loss Learning Activity Overpopulation Learning Activity


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How much do you know about the issues that affect our planet's health? Take this quiz and find out.

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The Earth goes through both warming and cooling periods, but since 1975, average temperatures have been rising.

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Deforestation in places like Brazil robs Earth of trees that pull carbon dioxide from the air.

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Endangered list of animals and plants is growing.

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Population growth is expected to be most significant in developing countries – places that struggle with basic needs.

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