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China-based study concludes using political incentives to fight pollution is costly and inefficient

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The study looked at water quality regulations and found that local officials more heavily enforced regulations on polluting firms that were monitored and tracked by the central government, while not enforcing regulations on firms not tracked. The unequal deployment of the regulations led to significant economic losses in China.

Pollution 220
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Study finds long-term exposure to air pollution negatively impacts cognitive performance and may become more pronounced with age

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Researchers from China and the US have found that long-term exposure to air pollution impedes cognitive performance in verbal and math tests. The report includes 86 major cities in 2000 and covers most of the cities in China in 2014. m (PM 10 ). —Zhang et al. 1809474115.

Pollution 210
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Air pollution regulations over last decade in Chinese city has halved health costs

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The study is the first to document the health and economic benefits of policies to reduce the burden of air pollution in a highly polluted area of China, and provides a model to measure how policies to improve air quality can protect human health. The cost of premature death due to air pollution decreased by 3.83

Pollution 218
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Study finds that worldwide SO2 emissions rose between 2000-2005 after decade of decline; China, shipping topped growth

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Global sulfur dioxide (SO 2 ) emissions peaked in the early 1970s and decreased until 2000, with an increase in recent years due to increased emissions in China, international shipping, and developing countries in general, according to a new analysis appearing in the open access journal Atmospheric Chemistry and Physics.

2005 186
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HEI: 95%+ of world’s population live in areas of unhealthy air

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Air pollution is the leading environmental cause of death worldwide according to the State of Global Air 2018 , the annual report and interactive website published by the Health Effects Institute (HEI). Millions of people around the world are also exposed to air pollution in their homes arising from the use of solid fuels (e.g.,

Pollution 218
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BIT team develops optimal control strategy for hydrogen engine; near-zero NOx with high power and BTE

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However, although hydrogen is carbon-free, eliminating many criteria pollutants, the emission of nitrogen oxides (NO x ) remains at a high level in DI hydrogen engines at high loads. BTE @ 2000 rpm and 2500 rpm can be achieved by the turbocharged direct-injection hydrogen engine with near-zero emission. —Bao et al.

Hydrogen 186
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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Source: University of Leicester. Click to enlarge. TOAR is not just a report.

Ozone 255