The U.S. Environmental Protection Agency (EPA) is issuing final rules that will protect Americans’ health by cutting emissions of mercury, particle pollution and other harmful pollutants from Portland cement manufacturing, the third-largest source of mercury air emissions in the United States.

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Implementation Research Key To Access To Disease Interventions: Research on how to translate scientific and medical advances into effective and accessible health interventions is crucial to the drive against diseases of poverty such as dengue and malaria. A new initiative aims to boost such implementation research and to spread its benefits to those who need it most.

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Scientists have determined the evolutionary timeline for the microscopic parasites that cause one of the world's most widespread infectious diseases: malaria. Having an understanding of the origins of the lineages of such pathogens, or disease-causing organisms, is fundamental to understanding emerging diseases, according to the researchers. The origin of malaria in humans has been dated to as recent as 10,000 years ago and as long as several million years ago.

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