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Modeling study suggests 1.8M excess deaths attributable to urban air pollution in 2019

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billion people) are exposed to annual average levels of fine particulate matter exceeding the World Health Organization (WHO) guideline from 2005, leading to 1.8 million excess deaths in cities globally in 2019. The WHO 2005 guideline for PM 2.5 Although global urban average PM 2.5 exposure was 10 micrograms (?g)

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Researchers Sequence the Maize (Corn) Genome

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Help scientists and breeders improve maize crops, which are economically important and serve as globally important sources of food, fuel and fiber. The new maize sequence was produced by a consortium of researchers that was led by the Genome Sequencing Center (GSC) at Washington University in St.

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