Exposing children early in life to dust may actually protect them from developing asthma, rather than triggering it. If that’s the case, there must be very little asthma in China, which is home to fierce recurring dust storms that blow dangerous debris halfway across the earth.

Netherlands researcher Dr. Jeroen Dowes found that childrens’ exposure to the tiny bacteria in dust, starting at three months old, definitely contributed to their NOT developing asthma, the disease that killed Ramona Bell.
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There’s a dust bowl growing in China that’s far bigger than the one that hit the U.S. in the 1930s. It’s so big it was being studied from space?how dust affects global warming was one of the science projects on board the shuttle Columbia. China fought hard to have the 2008 Olympics held in Beijing, but now they’re worried that the city will be a desert by the time the athletes arrive. 40% of China may soon become a desert and it’s affecting other countries as well. Chinese dust clouds regularly make it all the way across the Pacific to the U.S. Dust has shut down schools and airports in South Korea and Japan, and one Korean car factory has started shrink-wrapping its cars as they come off the assembly line.
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African dust clouds that cross the Atlantic into south Florida during the dry season every year, producing beautiful sunsets, may harbor dangerous bacteria and fungi that are dangerous to inhale.

The dust originates in the Sahara Desert and contains fine particles of dry topsoil. It is transported by winds and can be carried more than 10,000 feet in the air. The clouds of dust reach the southern U.S. and the Caribbean in about 5 to 7 days. Florida receives more than 50 percent of the microbe-carrying African dust.
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If you think the air is hazier than usual, you’re right: a massive cloud of dust containing bits of rock, dinosaur fossils and even particles of mummies is floating over the United States. It also contains carbon dioxide, arsenic, sulfur, ozone, flurocarbons and the greenhouse gases that causeglobal warming. “There’s hundreds of tons of dust in it,” says Russ Schnell of NOAA.
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