Finding the win‐win strategies in endangered species conservation

Measuring progress in US endangered species conservation

Timothy D. Male* and Michael J. Bean Environmental Defense, 1875 Connecticut Avenue, Washington, DC 20009, USA *Correspondence: E-mail: [email protected] Abstract Since passage of the Endangered Species Act in 1973, over 1300 endangered and threatened species have been protected in the USA and its territories. Most species continue to face a significant risk of extinction, but the status of many spe...

A derivative approach to endangered species conservation

www.frontiersinecology.org © The Ecological Society of America T US Endangered Species Act (ESA) is arguably one of the most important pieces of environmental legislation in US history. It has been a success, since at least half of the listed species have benefited (Male and Bean 2005). However, implementation of the ESA has involved inefficiencies, including an exclusive focus on species that ...

Rodent Control in the Conservation of Endangered Species

The commensal rodent pest species have spread from their ancestral homes in Asia to inhabit many natural ecosystems worldwide. The introduction of these exotics has often had a significant effect on endemic plant and animal species but their impact has, perhaps, been most severe on off-shore and oceanic islands where nesting birds, insects, terrestrial molluscs, reptiles and amphibians are all ...

Cranes of the World: 7. Endangered Species and Conservation

The Economics of Captive Breeding and Endangered Species Conservation

There is growing concern that the traditional "protectionist" approach to conservation is expensive and fails to deliver the desired environmental outcomes. Encouraged by economists, “supply side” policies to conserve endangered species have drawn support. By generating supplies from captive–bred animals, wildlife commodity prices are expected to fall, thereby lowering the incentive to poach sp...