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New international Climate and Clean Air Coalition to focus on reduction of short-lived climate pollutants

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Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The climate change benefit is estimated for a given year (2050) and human health and crop benefits are. for 2030 and beyond. Source: UNEP. Click to enlarge. Earlier post.).

Climate 210
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EPA report to Congress finds a strong scientific and technical foundation for mitigating black carbon emissions

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The US Environmental Protection Agency (EPA) has submitted its final Report to Congress on Black Carbon , in response to an October 2009 request from Congress to advance efforts to understand the role of black carbon (BC) in climate change. —Report to Congress on Black Carbon. Earlier post.). Earlier post.).

Congress 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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Study of emissions from CNG- and gasoline-fueled autorickshaws suggests measurements and data, not assumptions, should drive policy

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mass, B: organic carbon fraction (OC/PM), C: elemental carbon fraction (EC/PM)), global warming commitment (D: GWC-Kyoto, E: GWC-All), and F: fuel consumption. and THC, less CO than PET-4S) and climate benefits (lower fuel consumption, less GWC than CNG-2S). Fuel-based particulate matter emission factors (A: PM 2.5

Gasoline 287
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ADB draft report says 3B Asians could become affluent by 2050; significant challenges

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The draft report identifies six key drivers of transformation in the region: technical progress; capital accumulation; demographics and the labor force; the emerging middle class; climate change mitigation and the competition for resources; and the communications revolution. —Asia 2050.

Asia 186