100+ Ecological changes PowerPoint (PPT) Presentations, Ecological changes PPTs

Ecological changes - PowerPoint PPT Presentation

Land-cover and Ecological Changes in Tibet During the Last 15,000 Years

Land-cover and Ecological Changes in Tibet During the Last 15,000 Years. John Birks University of Bergen University College London University of Oxford. Bjerknes Centre 10 Year Anniversary Conference Climate Change at High Latitudes September 3-6 2012.

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521 views • 43 slides

Living Green

Living Green. LIVING GREEN. A comprehensive look at: Environmental changes caused by human activities. Worldwide efforts to stem or reverse these changes. The Volumes:. Pollution Mountains, Deserts, and Grasslands Oceans, Islands, and Polar Regions Forests and Wetlands

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792 views • 27 slides

Global Warming

Global Warming What is global warming? "Global warming" refers to the rise in the Earth's temperature resulting from an increase in heat-trapping gases in the atmosphere. What is causing global warming?

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477 views • 12 slides

Story of Coltan

Story of Coltan . By: Melanie Babi, Joyce Attey and Lyona Elie. What exactly is Coltan?. Do you have a cell phone? Or a laptop? Or an xbox ? Do you know how your cell phone destroys the rainforest? Its ALL cause of Coltan. Coltan can store and release electric charge.

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254 views • 7 slides

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'Ecological changes' diaporamas de présentation

Ecological changes - PowerPoint PPT Presentation

Land-cover and Ecological Changes in Tibet During the Last 15,000 Years

Living Green

Global Warming

Story of Coltan