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What will our cities look like after COVID-19?

The past few months have been a highly unusual time as people sheltered in place to prevent the spread of COVID-19. Schools, streets and stadiums fell silent, tourist hot spots became ghost towns, and sidewalk traffic largely ...

Size matters in air pollution—but it's not enough

Current regulations on air pollution mainly focus on the mass of particles of a particular size range in a sample, and this has been used as a marker for their threat to human health. But these air quality standards do not ...

Road traffic microplastics flooding world's oceans: study

Airborne microplastics from traffic pollution may be entering the world's oceans at a similar rate to that from rivers, according to new research Tuesday warning that the particles may also speed up Arctic ice melt.

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