Earth Day: Big ecosystem changes viewed through the lens of tiny carnivorous plants

The water-filled pool within a pitcher plant, it turns out, is a tiny ecosystem whose inner workings are similar to those of a full-scale water body. Whether small carnivorous plant or huge lake, both are subject to the same ecological «tipping points,» of concern on Earth Day — and every day, say scientists.

Fuente : http://www.eurekalert.org/pub_releases/2013-04/nsf…