climate change2

climate change2 - Global Climate Change Global Climate...

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Unformatted text preview: Global Climate Change Global Climate Change What is climate? Average temperature: annual, seasonal, daily range Average precipitation: annual, season, intensity Humidity Wind Probability of rare events: Floods Hurricanes Droughts Global climate change Global warming Global Climate Change: What we know Global temperature is increasing GHG are increasing Sea level is rising Global warming is caused by both natural and anthropogenic causes Anthropogenic causes are the primary cause of global climate change 0% 100% 50% How sure? What is a consensus? 1993-2003, 928 papers in Science and Nature What is a consensus? 1993-2003, 928 papers in Science and Nature Exactly zero disagreed with hypothesis that human activities are significantly altering climate What is a consensus? 1993-2003, 928 papers in Science and Nature Exactly zero disagreed with hypothesis that human activities are significantly altering climate Conclusions even firmer in 2008 What is a consensus? 1993-2003, 928 papers in Science and Nature Exactly zero disagreed with hypothesis that human activities are significantly altering climate Conclusions even firmer in 2008 Very few scientists are skeptics What is a consensus?What is a consensus?...
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climate change2 - Global Climate Change Global Climate...

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