[EcoGist]: Tree effects on grass growth in savannas

In our second podcast in the EcoGist series, Justin Dohn of Colorado State University in Colorado, USA, describes his paper on tree effects on grass growth in Savannas.  P.S. To give credit where it’s due, EcoGists are modeled after the 60 second science podcasts of Scientific American. If you haven’t heard them before, definitely go have a…