R.I.P. Carl Leopold

 This post was contributed by ESA Science Policy Analyst Piper Corp.   Carl at the shack. Photo: Aldo Leopold Foundation Archives.  On November 18, 2009, A. Carl Leopold, son of the celebrated ecologist Aldo Leopold, passed away at his home in Ithaca, New York, at the age of 89. Carl Leopold was an accomplished plant physiologist and World War II veteran, and he carried on the legacy of his father as an active conservationist. He was...

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TNT and plants: shrubs as toxin detectors

Photo courtesy of Julie Naumann. If you’ve been to many national forests, chances are you’ve seen signs like the one to the left: walk on this field and a land mine might explode. In her talk this morning at the ESA Annual Meting, Julie Naumann of the U.S. Army Corps of engineers explained that even if they don’t explode, these buried capsules of TNT and other explosives are bad news for plants. Land mine capsules...

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