‘No comfort in knowing’ El Niño and a pathogen, not global warming, caused Costa Rica golden toad extinction

ScienceDaily (Mar. 2, 2010) — Scientists broadly agree that global warming may threaten the survival of many plant and animal species; but global warming did not kill the Monteverde golden toad, an often cited example of climate-triggered extinction, says a new study. The toad vanished from Costa Rica’s Pacific coastal-mountain cloud forest in the late […]

Graph of the Day: Mammal, Bird, and Amphibian Declines by Cause

Red List Index (RLI) for (a) birds, (b) mammals and (c) amphibians showing trends driven by the impacts of invasive alien species (IAS)  compared with trends driven by other factors, for the proportion of species expected to remain extant in the near future without additional conservation action; n = 9,785 nondata deficient extant bird, 4,555 […]

Gone: a look at extinction over the past decade

A survey of twelve species lost to extinction over the past ten years. By Jeremy Hancewww.mongabay.comJanuary 03, 2010 No one can say with any certainty how many species went extinct from 2000-2009. Because no one knows if the world’s species number 3 million or 30 million, it is impossible to guess how many known species—let […]

Herbicide affects sexual development in frogs

OTTAWA, December 3, 2009 — The controversy surrounding the unintended effects of herbicide and pesticide use has intensified as researchers from the University of Ottawa’s Department of Biology have identified that atrazine, a heavily-used herbicide, alters the sexual development in frogs. There have been numerous scientific and journalistic reports on the detrimental effects of herbicides, […]

Trout may be killed to save California yellow-legged frogs

SAN FRANCISCO, California, November 19, 2009 (ENS) – National Park Service officials in California are about to decide how to kill non-native trout to save critically endangered native yellow-legged frogs. How to eradicate the trout has generated a controversy among environmental groups. The nonprofit organization Save The Frogs, based in Virginia, is urging the National […]

Scientists identify 17,000 endangered species

Conservation groups warn of ‘alarming’ loss of biodiversity as thousands of animals face imminent extinction  By Andy McSmith, Tuesday, 3 November 2009 Six years ago, these tiny mustard-coloured toads could be found in their thousands, living under the spray from an African waterfall. No one even knew they existed until 1996. Yet today the Kihansi […]

Tablas de Daimiel wetland: then and now

This is the future of peat wetlands all over the world, wherever humans are drawing down the water table. Thousands of illegal wells were drilled around the Tablas de Daimiel wetland in Spain, a UNESCO biosphere site, to irrigate local fields. The water table fell 12 meters (40 ft), the underground peat dried out, and […]

Spanish wetland facing destruction as farming starves it of water; EU investigates

• Less than 1% of Tablas de Daimiel remains as lagoons• Fires burning underground as illegal wells dry out peat   By Giles Tremlett, in Madrid The EU has begun an investigation into a unique Spanish wetland park that is being devastated by underground fires. Local officials have admitted that mismanaged water resources at the […]

Most important inland wetland in Spain consumed by underground fire

National park which was once a ‘paradise’ now on fire and churning out tonnes of CO2 By Giles Tremlett, Las Tablas de Daimiel, central Spain They are meant to be Spain’s most important inland wetlands, but yesterday the lagoons at Las Tablas de Daimiel national park were not just dry, they were burning. Stilted walkways […]

Rare frog species bear the brunt of chytrid, a deadly fungal disease

Hope for frog conservation got bleaker with a recent study showing that fungus-associated extinction is reducing amphibian biodiversity in Central America By Carina Storrs    Threats to wildlife survival, such as habitat loss and climate change, tend to strike some species harder than others, and the threat of chytrid, a deadly amphibian fungus, appears to be […]

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