Sustainable chemistry based on wood

Some hikers carry a small solar power generator with them, a foil attached to their backpack that converts sunlight into electricity. This allows them to charge their devices while on the move. Flexible, thin and lightweight ...

US to reimpose limits on power plants' mercury emissions

The US government announced Monday it wants to revive a regulation limiting air emissions of mercury and other toxic substances from fossil fuel-fired power plants that had been undermined by the previous administration.

Polish researchers invent anti-smog sound cannon

In a battle against Poland's constant smog, scientists are testing out a new "cannon" that uses soundwaves to push toxic particles higher into the atmosphere to allow residents to breathe.

Polar ice contaminated with nanoplastics

Decades-old polar ice contains significant amounts of nanoscale plastic particles. Studying ice cores from Greenland and Antarctica, an international team of scientists have identified several types of nanoplastic particles, ...

page 31 from 40