Menu Close

Articles on Health

Displaying 261 - 280 of 1097 articles

Most plastic products that are clear and strong are made using bisphenol A, or BPA. Beton Studio/iStock via Getty Images

What is BPA and why is it in so many plastic products?

The US Environmental Protection Agency is reexamining the health effects of bisphenol A. A chemist explains why BPA is in plastics and why it’s hard to find a safe replacement.
Concrete and asphalt roads, and other built materials readily absorb, store and release heat, raising city temperatures, a phenomenon called the urban heat island. (Pixabay)

Small green spaces can help keep cities cool during heat waves

During heatwaves, the highest temperatures are often found in urbanized areas. Small green spaces are often overlooked as a way to cool urban areas.
Alain Libondo (17) left, and Nsinku Zihindula (25), hammering at solid rock to find cassiterite and coltan at Szibira, South Kivu. Photo by Tom Stoddart via Getty Images

What coltan mining in the DRC costs people and the environment

Coltan is indispensable to the making of modern electronic devices but its mining causes human and environmental disasters in the DR Congo.

Top contributors

More