As the demand for transportation fuels has plummeted at an unprecedented rate in the last month due to the COVID-19 pandemic, a Northern Arizona University scientist says the dramatic decrease in local air pollution and carbon dioxide (CO2) levels above cities is significant, measurable and could be historic, depending on how long commuters and other drivers… Read more
Kevin Gurney
NAU scientist maps CO2 emissions for entire Los Angeles Megacity to help improve environmental policymaking
As the threat of global warming grows—and with it, the specter of more extreme conditions such as wildfires, droughts and tropical storms—cities across the U.S. are developing policies to reduce their emissions of greenhouse gases, chiefly carbon dioxide (CO2). Even though many local governments are committed to these goals, however, the emissions data they have… Read more