#Pollutants

This article was originally published by The Guardian and is reproduced here as part of the Climate Desk collaboration.

Ozone does not produce the haze associated with PM pollution. However, its public-health implications should not be downplayed. Short-term exposure can cause chest pain, cough and throat irritation, while in the long-term, it can exacerbate chronic…

This Earth Day arrives at a sobering moment as the EPA continues to erase the safeguards it was created to uphold.

A sediment core that was extracted about 11 kilometres from Mount Hora in Malawi, a site with a rich history of human occupation.