air pollution

  • A Sunscreen for Pavement Could Help Keep Cities Cool

    A Sunscreen for Pavement Could Help Keep Cities Cool

    The heat dome baking vast swaths of the U.S. and Canada has put the dangers of extreme heat on display. It points to the need for urgent adaptation so that cities don’t overheat, and that means reducing the urban heat island. Absent planting more trees, there may be other solutions to help keep cities cooler as…


  • Natural Gas Is Now More Deadly Than Coal in 19 U.S. States

    Natural Gas Is Now More Deadly Than Coal in 19 U.S. States

    Unhealthy air pollution generally brings to mind coal-fired plants spewing black soot from a smokestack. But that image may quickly be becoming outdated. A study published on Wednesday in Environmental Research Letters found that using natural gas and biomass in sources like buildings and industrial boilers actually caused more deaths in 19 states as a…