GU Environmental Metrology & Policy Program

Death of EPA’s controversial ‘censored science’ rule delights researchers Lengthy battle over regulators’ use of confidential data ends in Montana courtroom

"Asphalt, also known as bitumen, is a major source of air pollution, especially in sunny and hot places. For one kind of harmful particulate pollution, asphalt emissions from roads and roofs may be a bigger problem than emissions from all petrol and diesel-powered vehicles."

Asphalt on roads may soon be greater source of air pollution than cars A range of toxic carbon-based chemicals are released into the air from asphalt on hot or sunny days, and climate change could make the problem worse