Mining is a polluting business. Can new tech make it cleaner?

In March, President Joe Biden ordered more federal resources directed toward mining metals and minerals essential for electric vehicle (EV) batteries, including nickel, cobalt, graphite, and lithium. The presidential directive highlighted one of the most controversial realities at the center of the green energy transition: In order to switch from dirty fossil fuel energy sources … Read more

Tiny Plastic Particles From the Atmosphere Is Polluting Earth’s Oceans

By Alfred Wegener Institute, Helmholtz Center for Polar and Marine Research May 10, 2022 A new research study describes how microplastic finds its way into the atmosphere and how it is subsequently transported. In a new study, an international team of researchers investigates the atmosphere as a relevant source of plastic pollution in our planet’s … Read more

Thousands of satellites are polluting Australian skies, and threatening ancient Indigenous astronomy practices.

(Image credit: Shutterstock) This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. Karlie Noon, Astronomer, Australian National University Since time immemorial, Indigenous peoples worldwide have observed, tracked and memorized all the visible objects in the night sky. This ancient star knowledge was meticulously ingrained … Read more