<p>Residues of pharmaceuticals are increasingly detected in surface waters throughout the world.In four streams in Baltimore, Maryland, USA, we detected analgesics, stimulants, antihistamines, andantibiotics
<p>Timber is frequently salvage-logged following high-severity stand-replacing wildfire, but the practice is controversial. One concern is that compound disturbances could result in more deleterious impacts
<p>Many U.S. national parks are already at the extreme warm end of their historical temperature distributions. With rapidly warming conditions, park resource management will be enhanced by information
In arid and semi-arid regions, grassland degradation has become a major environmental and economic problem, but little information is available on the response of grassland productivity to both climate
<p>Since the middle of the 20th century, the Tibetan antelope (Pantholops hodgsonii) has been poached for its wool to make luxury shawls, shahtoosh. This direct overexploitation caused a drastic decline
<p>Wildlife diseases can present significant threats to ecological systems and biological diversity, as well as domestic animal and human health. However, determining the dynamics of wildlife diseases
