Air-quality monitoring devices worldwide tracked levels of dangerous particulates. The most harmful kind, called PM2.5, contains tiny particles small enough to enter the bloodstream through the lungs—a problem that contributes to an estimated7 million premature deathsevery year. We've ranked the ci...
U.S. Cities with the Worst Weather Every city seems to claim the worst weather. “It’s so unpredictable!” people say, or “If only we had weather like that city over there! Then we’d be happy.” Everybody seems to think their city has it the worst, that Mother Nature has a ve...
using theAir Quality Indexto determine the cities with the highest ozone pollution, also known as smog. Ozone pollution can aggravate conditions such as asthma and lung disease, and has been tied tolung cancer.
second, these multiple actions to reduce air pollution provided a unique opportunity for investigating the health consequences of drastic and immediate changes in the air pollution mixture “as a whole” in addition to estimating health risks associated with exposure to individual pollutants. third, in...
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"The air quality has kept improving. I could personally feel the progress in air pollution control," said the woman in her 30s. The cold period from October to March is usually the time with the worst air pollution in China, especially in the country's northern regions, partly because of...
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Air pollution has been a widespread and visible concern, that has increased significantly over the last decade across many parts of India with severe consequences for human health and well-being. The Indian government, as in many other countries, responded to the COVID-19 pandemic by enforcing ...
The biggest city in the world by population is Tokyo, Japan, with a total population of 37 million people.
One of the bigger US cities with cleaner air is Honolulu, according to the WHO data. Related articleThe woman risking her life to save a village from lead poisoning The other large source of air pollution, a problem mostly in developing regions, is inpeople’s homes. More than 40% of th...