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Study links air pollution and cyclone intensity in Arabian Sea; suggested solutions include diesel filters and two-stroke engines running on LPG fuel

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Pollution is making Arabian Sea cyclones more intense, according to a study in the journal Nature. Because of the large-scale dimming by ABCs, they have a mitigating effect on the warming of the ocean in the region that’s also associated with greenhouse gas-driven climate changes. Phet was a category 4 storm.

Pollution 252
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International study identifies 14 key measures to reduce methane and black carbon emissions; reduction in projected global mean warming of ~0.5 °C by 2050

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Circle areas are proportional to values for (A and B) climate change, (C and D) human health (values for population over age 30), and (E and F) agriculture. Black carbon, a product of burning fossil fuels or biomass such as wood or dung, can worsen a number of respiratory and cardiovascular diseases. Source: Shindell et al.

Carbon 257
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UN Environment report says national GHG pledges only bring one-third of reductions needed for Paris Agreement

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Fuel efficiency measures could potentially reduce emissions by 0.88 Substantial emission reductions due to fuel economy standards for passenger cars are already included in the current policy scenario. The report also covers an assessment of the potential contribution from reductions in short-lived climate pollutants (SLCPs).

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2018 Environmental Performance Index: Air quality top public health threat

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The EPI uses three indicators to measure air quality: household solid fuel use; PM 2.5 Recent research cited by the EPI suggests that around five million people die prematurely every year due to air pollution, accounting for approximately one in every ten deaths annually. average exposure, and PM 2.5 exceedance of WHO thresholds.

2018 300