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PM2.5, O3 pollution associated with development of Alzheimer’s disease; new study identifies evolving axonal damage

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suggesting long-term exposure to PM 2.5 , as well as ozone above the current US EPA standards, are associated with increased risk of Alzheimer’s disease. The study by heightens concerns over the evolving and relentless Alzheimer’s pathology observed in young Metropolitan Mexico City (MMC) urbanites. g/m 3 in PM 2.5

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Mexico proposes new heavy-duty vehicle emission standards aligned with Euro VI and EPA 2010

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Mexico’s Secretariat of Environment and Natural Resources (SEMARNAT) has proposed new heavy-duty vehicle emissions standards, aligned with current standards in place in the rest of North America and in the European Union. The current limit values in Mexico are equivalent to Euro IV or EPA 2004 standards. Source: ICCT.

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EPA announces $46M for latest Diesel Emissions Reduction Act funding

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The US Environmental Protection Agency (EPA) announced the availability of grant funding to implement projects which reduce emissions from the nation’s existing fleet of older diesel engines. Under this competition, EPA anticipates awarding between 40 and 70 assistance agreements. Applicants may apply until 16 March 2021. Background.

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EPA announces ~$44M in DERA funding to reduce emissions from diesel engines

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The US Environmental Protection Agency (EPA) is announcing the availability of grant funding to implement projects aimed at reducing emissions from the nation’s existing fleet of older diesel engines. EPA anticipates awarding approximately $44 million in Diesel Emission Reduction Program (DERA) grant funding to eligible applicants.

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ICCT paper finds $123B benefit to Mexico from tighter heavy-duty diesel emission standards

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A new working paper by the the International Council on Clean Transportation (ICCT) concludes that tighter heavy-duty diesel vehicle emissions standards in Mexico (NOM 044 standards) would result in a net benefit to Mexico of US$123 billion (1.6

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Port of Houston Authority, Maersk Line and EPA Demonstrate Fuel Switching in the Gulf of Mexico

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Maersk Line conducted the first “fuel switch” demonstration on a container ship in the Gulf of Mexico as the result of a partnership between the EPA, the Port of Houston Authority and Maersk Line. This is typical of the container ships that routinely operate between the US and Mexico. Earlier post.) Earlier post.)

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EPA, San Diego County Air District monitoring PM2.5 at San Ysidro border crossing

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The US EPA and San Diego County Air Pollution Control District (SDAPCD), in cooperation with US Customs and Border Protection and the US General Services Administration have installed a new air pollution monitor at the San Ysidro Port of Entry. Mexico border crossing,” Atmospheric Environment doi: 10.1016/j.atmosenv.2013.12.042.

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