Photo: Amazon's Low Salt Content Keeps Carbon Emissions at Bay



A mere sprinkling of salt in the rain forest can encourage an explosion of ants (above, ants swarm to a saltwater vial in the Peruvian Amazon), a November 2009 study says.

The research shows that adding salt can not only speed up decomposition, but can affect animals further up the food chain.

Photograph courtesy S.P. Yanoviak


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.