What Does “Wild” Really Mean?
Some ideas are like burrs stuck in your boots. If you don’t stop and deal with them, they will keep on troubling you.
Selective Logging Doubles Amazon Forest Damage
A new, high-resolution analysis of satellite images reveals that in the Brazilian Amazon, as much forest is lost to selective logging as to outright deforestation, such as clearcutting or bu
Black Bears Wiped Out by Introduced Deer
Deer overpopulation is blamed for a host of ecological woes, from wildflower losses to songbird declines.
Phosophorus Pollution Limits Plant Diversity
The conventional wisdom that nitrogen pollution threatens biodiversity may be wrong. Rather, the culprit might be too much phosphorus.
Highways Are a Genetic Barrier for Bighorns
New research shows that highways have reduced the genetic diversity of desert bighorn (Ovis canadensis nelsoni) sheep in southern California.
Biodiversity May Curb West Nile Virus
Biodiversity could help control West Nile virus (WNV), an untreatable disease that can spread from wild birds to people.
Road Salt Turns Streams Toxic
New research shows that chloride levels are rising so fast that many streams in the northeastern U.S. could be toxic to sensitive freshwater life by the next century.
Hotspots Not Necessarily So Hot
Not all biodiversity hotspots are equal.
Raising the Bar on Kyoto
New standards require projects to save more than just carbon.
Stalking the Wild House Wren
Smithsonian ornithologists delve deep into the concrete jungle.