NOx gases in diesel car fumes: Why are they so dangerous?

Nitrogen oxides, poisonous gases that contribute to acid rain and suffocating smog, are found in the fumes of diesel cars like the ones Volkswagen has admitted to fitting with emissions-cheating software.

Pressure mounts on aviation industry over climate change

Under pressure from frequent flyers alarmed over climate change, the airline industry says it is "hellbent" on reducing emissions—but the technology needed to drastically reduce its carbon footprint is still out of reach.

Plastic teabags release microscopic particles into tea

Many people are trying to reduce their plastic use, but some tea manufacturers are moving in the opposite direction: replacing traditional paper teabags with plastic ones. Now, researchers reporting in ACS' Environmental ...

Researchers develop carbon-negative concrete

A viable formula for a carbon-negative, environmentally friendly concrete that is nearly as strong as regular concrete has been developed at Washington State University.

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