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Observed deviations from Earth's past climate include more severe storms, warmer temperatures, melting glaciers, and rising sea levels. These influence species distributions and human health and well-being.

Hurricane Katrina extends across the Gulf of Mexico as it approaches New Orleans on August 28, 2005.

NOAA Environmental Visualization Lab.

Physical Earth	Life and Death	Humans

• Featured News Linking extreme heat events to global warming

  An analysis by James Hansen and colleagues suggests that recent episodes of extremely warm summers, including the intense heat wave afflicting the U.S. Midwest this year,... More »

• Featured News Alpine plants: missing flowering date

  A study conducted over 38 years shows one species' timing has shifted by 13 days. In a changing climate, that "hurry-up-and-flower" date is moving ever earlier on... More »

• Featured Article Global Forecast for the 21st Century

  Average global temperatures are anticipated to warm by somewhere between 1.5°C and 6.8°C from 2000 to 2100, depending on human activities . These changes will not be... More »

Recently Updated

Nuclear power Last Updated on 2013-04-30 at 15:25 Nuclear power is the generation of electricity from controlled reactions within the nucleii of atoms that release energy used to boil water, the steam from which drives a... More »

IPCC Fourth Assessment Report, Working Group II:... Last Updated on 2013-04-22 at 18:48 Originally published by our Content Partner: Intergovernmental Panel on Climate Change (other articles) Table of... More »

Bicilavadora: Green Washing Machine Last Updated on 2013-04-04 at 17:06 Bicilavadora Challenge In Peru, many women earn their living by washing clothes by hand, which limits the amount of laundry they can do each day. How does it... More »

Climate change effects on birds Last Updated on 2013-02-05 at 21:47 Introduction Many birds species all over the world are highly sensitive to the effects of climate change. Scientists have found declines of up to 90 percent in some... More »

Lifestyle, technology and CO2 emissions in China Last Updated on 2013-01-06 at 17:29 Introduction China as the world’s largest developing country and the most populous country has achieved notable success in developing their economy with... More »

Colorado River water supply Last Updated on 2012-09-11 at 14:20 This curriculum module will look at the Colorado River water supply, climate issues and water extraction issues. We will study the data, the possible consequences to various... More »

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