Photo: Rock-Eating Bacteria "Mine" Valuable Metals



Copper-mining waste piles up near the Chuqicamata, a mine in Chile's Atacama Desert owned by the state-run company Codelco.

New technology supported by Codelco and a Japanese biotechnology institute has created mineral-crunching bacteria that "mine" valuable metals, such as copper, in a cheaper and more environmentally friendly process.

Photograph by Joel Sartore/NGS


NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

50 Drives of a Lifetime

Listen to your favorite National Geographic news daily, anytime, anywhere from your mobile phone. No wires or syncing. Download Stitcher free today.