Fire, grazing and logging have all caused problems when they occurred in the wrong place at the wrong time for too long and too intensely. But researchers and land managers are finding that, if used strategically, these disturbances can become tools to control weeds, prevent juniper invasion and limit the extent of wildfire.
Forecast for Africa
In the summer of 2012, Zachary Dunn climbed onto the roof of a red-brick schoolhouse in Lela, a small village in southwestern Kenya. A crowd of children milled about on the ground, watching him attach a small weather station to the peak.
Capsules of Chemicals
Going forward, Stacey Harper says, zeroing in on the toxic impacts of using capsules and other “carriers” for chemicals will be critical to making sure current environmental protections are adequate.
Douglas Robinson has “some kind of filing system in his brain that lets him readily access bird vocalizations even when he hasn’t heard them in years.”
Supersinks for Carbon
Keeping greenhouse gases sequestered in the tangled roots and soggy detritus of mangrove forests could be vital to keeping the planet cool enough for habitation, scientists say.
The Mystery of the Disappearing Birds
Once upon a time Barro Colorado Island was a mountaintop, rising from the trackless rainforest that carpeted the Isthmus of Panama. Its deep-green slopes hosted pumas and jaguars and more than 200 species of birds.