Ahead of the International Day of Clean Air, here’s a look at what causes air pollution, what it does to people and how the ...

These students cut air pollution near their schools—by taking aim at their parents' idling cars by Aria Yangfan Huang, Anna Klas, Clare Walter, Kate Lycett, Yichao Wang, The Conversation ...

A Republic reader is concerned about the effects of air pollution on children, and wants to know how to push for change.

The Trump administration has effectively eliminated two rules designed to promote cleaner cars. Now, as the EPA suggests not considering carbon dioxide to be pollution, the last rule is poised to ...

Emission control systems in modern cars have slashed air pollutants such as particulate matter and nitrogen oxides. But these systems face two major challenges: carmakers cheating on pollution ...

The Trump administration has effectively eliminated two rules designed to promote cleaner cars. Now, as the EPA suggests not considering carbon dioxide to be pollution, the last rule is poised to ...