The 10 Most Polluted Places on Earth
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The Blacksmith Institute, a New York-based environment group, makes its annual pick of  the most contaminated cities
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Watch as a former accountant dives into his new career&#151;clearing trash, dead creatures, and other potential blockages from the bowels of one of the most polluted cities on Earth.
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Japan's majestic peak is also home to tons of discarded trash. FUJIKAWAGUCHI, Japan -- If you look up from the forests at the foot of Japan's Mount Fuji, the volcano's graceful slopes rise into the distance and peak in a nearly symmetrical, snowcapped cone.
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BRASILIA, Brazil  - Burning of the Amazon and  other forests accounts for three quarters of Brazil's  greenhouse gas emissions and has made the country one of the  world's leading polluters, a long-delayed government report  showed on Wednesday.
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Water, water, everywhere, nor any drop pristine, might be the lament of today's Ancient Mariner. Oceans cover more than 70 percent of the planet, and every single spot has been affected by people in some way.
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The amount of dust blowing around the world may have serious environmental effects, geographers say.
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Delve into the decadent dens of the world's most exclusive hot spots.
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Don't answer just yet. If you live in Naples, you're breathing in the equivalent of nine to 11 cigarettes' worth of pollution per day, according to a recent medical study released by the Sesto San Giovanni ...
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The Asian "brown cloud" of pollution is affecting weather systems globally, according to research.
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Washington state's top polluter isn't a pulp mill, a power plant or refinery. It's the newly awakened Mount St. Helens. Since the volcano began erupting in early October, it has been pumping out 50 to 250 tons a day of sulfur dioxide, the lung-stinging gas that causes acid rain and contributes to haze.
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PORONG, Indonesia -- For nine months, a gaping hole in the ground has spit out a torrent of hot, black mud, swallowing thousands of houses outside Indonesia's second-largest city and attracting amazed geologists from around the world.
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New York City under water ... the Amazon rain forest baked by droughts and wildfires ... Himalayan glaciers just a memory.
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By MICHAEL CASEY YOGYAKARTA, Indonesia - Asia's rapid economic expansion has turned its skies into some of world's most polluted and the region must do more to fight a scourge that is blamed for more than 500,000 premature deaths annually, delegates told a clean air conference Wednesday.
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Large parts of Indonesia, Malaysia and Singapore are covered by thick smog from Indonesian bush fires.
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While developing nations China, Brazil and India grow at break-neck pace with their burgeoning industry and farming, industrialized countries want them to clean up the dirty practices that have made them some of the world's biggest polluters.
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The United Nations Environment Programme (Unep) has said it will help Iraq clean up the toxic pollution caused by a decade of conflict.
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By ALEXA OLESEN  BEIJING - At least four children among the hundreds of people sickened by emissions from a lead smelter in western China are likely to suffer permanent brain damage, state media said Friday.