Air: State of the Earth Video -- National Geographic

Air: State of the Earth Video On certain days, 25 percent of Los Angeles smog is from Asia, which travels over the Pacific in huge brown clouds at a rate of 6,000 miles (9,656.1 kilometers) in 3 days.Welcome to the National Geographic video player.Video Sections

Environment Video - Get an in-depth look at the constantly changing Earth, from natural disasters like volcanoes and tornadoes, to global warming and other effects of climate change.

Environmental Threats >> State of the Earth - See exactly what's going on in the envriornment around the world, and get a sense of what's working and where we can make major improvements.
- Air: State of the Earth - On certain days, 25 percent of Los Angeles smog is from Asia, which travels over the Pacific in huge brown clouds at a rate of 6,000 miles (9,656.1 kilometers) in 3 days.
- Climate Change: State of the Earth - In 2006, Arctic sea ice shrank 6 percent more than it usually does, further speeding up global warming and threatening the survival of polar bears.
- Final Report: State of the Earth - Our demand and use of resources has made the condition of air, land, water, and wildlife critical.
- Land: State of the Earth - Large tracts of land in Africa and China simply blew away in 2006. When land is stripped bare or robbed of rain by climate change, it often turns to desert.
- Population: State of the Earth - In 2006, the human population pushed past 6.5 billion. Every minute, 153 people are born, leading to deadly consequences.
- Turning Point: State of the Earth - Green is going mainstream. A shift in public opinion has made climate change a political issue, and businesses see that going green means money.
- Water: State of the Earth - In 2006, higher levels of carbon dioxide in the air had a negative impact on oceans, hitting marine life hard.
- Wildlife: State of the Earth - Vibrant wildlife keeps key Earth systems healthy, but poachers devastated animals on the land and in the sea. Some nations struck back.
Energy - Learn about new sources for energy and see how they work.
Environmental Threats - Get a first-hand look at the greatest dangers facing the environment.
Global Warming - See the effects global warming is having on polar bears, arctic ice, glaciers, and more, and learn about how CO2 and other greenhouse gases are contributing to climate change.
Going Green - Get tips on how you can help keep the environment healthy.
Green Guide - A myriad of ways to reduce your carbon footprint.
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Preserve Our Planet - preserve our planet
State of the Earth - See exactly what's going on in the envriornment around the world, and get a sense of what's working and where we can make major improvements.
Threats to Animals - Take a closer look at the biggest challenges faced by other members of the animal kingdom in today's changing environment.

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