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www.naturequant.com | ||
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english.elpais.com
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| | | | | 90 percent of the continent's urban population is breathing harmful air Experts are calling on Brussels to toughen environmental legislation | |
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www.airnow.gov
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| | | | | Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality. | |
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laotiantimes.com
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| | | | | The government of Laos has issued warnings about hazardous air pollution, especially concerning high PM2.5 concentrations. | |
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briantissot.com
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| | | As a marine biologist I am often asked what is the greatest threat to the oceans. It's a easy answer: global warming. As a surfer I am surprised how few surfers seem to know, or care, about ourassault on the oceans. I am often met with "why should I care" or worse "the surf will get better, so what?" I feel compelled to speak upas a surfer and a scientist, and the discussthe most recent scientific evidence of what global warming, and more broadly, global climate change, means to surfers and the ocean. | ||
