This review of the best available data on U.S. species posits a dire conclusion the actual number of known species threatened with extinction is more than 10 times greater than the number of species under ESA protection.
The Bioclim, Doman, GARP and Maxent modeling methods are put to the test across 18 different species, with Maxent emerging as the best for small sample sizes.
Seventeen years ago, the Monteverde harlequin frog and the golden toad vanished from the mountains of Costa Rica. This article traces those and other extinctions to a fungal outbreak spurred by global warming.
This first quantitative assessment of bird community change at La Selva drives home the need to more deeply study the mechanisms and consequences of biological diversity change in tropical forest fragments.
This paper highlights types of expertise, data, and tools that can be used to help transportation and environmental practitioners trying to keep pace with policy and technology advancements.
This report classifies and maps the natural vegetation of Voyageurs National Park --which contains 54,243 hectares of terrestrial, sub-boreal habitat -- using the USNVC, with ‘alliance’ and ‘association’ as base units.
These distribution maps model the expected ranges of 782 species of birds, mammals, amphibians, and plants endemic to the Andes-Amazon regions of Peru and Bolivia.