Tag: air quality


Social media posts can help researchers estimate air pollution levels with significant accuracy, according to a team of computer scientists from the University of Wisconsin. The researchers analyzed posts on Weibo — a Twitter-like site that is China’s most popular Read more…


Air pollution has become one of the world’s biggest threats to the future of our planet. Chronic air pollution shortens our lives and the lives of the ecology around us. In parts of Asia, where air pollution is most pervasive, Read more…


New open-source software is helping cities better understand the benefits trees provide by calculating the value of the trees’ ecosystem services, such as air quality improvements and CO2 storage. More than a dozen cities have undertaken tree inventory initiatives, thanks Read more…


There are more than 6,000 active gas wells in Pennsylvania. And every week, those drilling sites generate scores of complaints from the state’s residents, including many about terrible odors and contaminated water. How the Pennsylvania Department of Environmental Protection handles Read more…


Ammonia emissions from agricultural fertilizers are threatening sensitive ecosystems in U.S. national parks, a study led by Harvard researchers has found. Thirty-eight national parks are seeing nitrogen deposition levels at or above the threshold for


Gains in air quality that would come from reducing greenhouse gas emissions could save up to three million lives per year by 2100, according to U.S. researchers. Their findings, published in Nature Climate Change, come ahead of an important interim Read more…


How often do we hear warnings for people with respiratory conditions to stay inside to avoid high levels of poor or toxic air in their communities? There are good reasons for those warnings. The U.S. Environmental Protection Agency (EPA) sees Read more…


Los Angeles is known not only for its celebrity clientele, but also for its congested roadways and heavy traffic, which consequently has led to severely polluted air, and the title of the “smoggiest city” in the United States. While air Read more…


New satellite data released by NASA provide dramatic visual evidence of the dangerous air quality reported from cities across Asia and the Middle East this month. Based on data collected from its satellite-based Ozone Monitoring Instrument, a map released by Read more…


NASA’s Terra satellite acquired natural-color images of northeastern China on January 3 and January 14, highlighting a drastic shift in air quality for the region. According to the images, the opaque, gray areas are clouds or fog, which are saturated Read more…


Researchers at the University of California, San Diego have developed a network of smartphone-based air pollution monitors that allow individuals to track pollution levels in real time and feed a central database of air quality trends citywide throughout the day. Read more…


There are many ways to harm your respiratory system such as smoking or breathing in asbestos. For urbanites living in cities across Europe, merely living and breathing in the city can be bad. A new study released by the European Read more…


Levels of some automobile-related pollutants in Los Angeles have plummeted by 98 percent since the 1960s, even as gasoline consumption nearly tripled during the same period, a new study says. Levels of volatile organic compounds (VOCs), which are emitted from Read more…


There is deep concern over air quality in China especially during the 2008 Olympics held there. Concern was raised over the air quality, and its potential effect on the athletes. Beijing committed then to remove 60,000 taxis and buses from Read more…

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