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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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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 emissions by region. The analysis by researchers in the US and Europe estimates anthropogenic global and regional sulfur dioxide emissions spanning the period 1850–2005 using a bottom-up mass balance method, calibrated to country-level inventory data. Emissions were distributed on a 0.5° Click to enlarge.

2005 186
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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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BIT team develops optimal control strategy for hydrogen engine; near-zero NOx with high power and BTE

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direct-injection hydrogen engines that delivers near-zero emissions with high power and high brake thermal efficiency. 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. —Bao et al.

Hydrogen 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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GCP Carbon Budget Finds Anthropogenic CO2 Emissions Rose 2% in 2008 Despite Global Financial Crisis; Natural Sinks Not Keeping Pace With Increasing Emissions

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Despite the economic effects of the global financial crisis (GFC), carbon dioxide emissions from human activities rose 2% in 2008 to an all-time high of 1.3 Other main findings of the study include: CO 2 emissions from the burning of fossil fuels have increased at an average annual rate of 3.4% over the previous seven years.

2008 218