Topic: Human World

Economics in the 21st century

Posted Feb 2, 2007 in download Help
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Economics in the 21st century

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Famine Early Warning System

Posted Feb 2, 2007 in download Help
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Scientists are now using satellite data in an effort to avert famine and starvation in parts of the worlds including Africa, Central America, Haiti, and Afghanistan.

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Global warming said to slow trade winds

Posted Feb 2, 2007 in download Help
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Global warming said to slow trade winds

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Humans use 20% of all new plant material

Posted Feb 2, 2007 in download Help
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Humans use 20% of all new plant material

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PROJECT LEARNING TREE® is an award winning Environmental Education program of the American Forest Foundation.

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Enhance learning in your classroom with correlated PLT lessons. Hundreds of correlations have been developed combining PLT's award winning PreK-12 Environmental Education curriculum and Earth & Sky's radio series.

Browse the topics to the right to view the radio shows and activity correlations.

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