Island Press Field Notes blog

Island Press Field Notes

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By Richard Waring / On February 18th, 2019

Unlike most annual crops, the roots of long-lived trees can penetrate through soils to great depth to reach water (Figure 1).  If we can’t tell how deeply roots penetrate, how do we determine when trees run out of water?  One way is to monitor the...

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By Cristina Eisenberg / On August 23rd, 2011

Ecologist Robert Paine summed up the effects of keystone predator removal by saying, “You can change the nature of the world pretty simply. All you need to do...