British dog breeds such as the English Setter are being pushed towards extinction by the growing popularity of more exotic dogs such as Chihuahuas, new figures suggest.
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One fifth of animal and plant species are threatened by extinction, a global study warns, but conservation efforts have pulled some back from the brink. Host Lisa Mullins talks with biologist Thomas Lovejoy about the economic value of biodiversity and intact ecosystems. Lovejoy is in Nagoya, Japan, for a global summit on the biodiveristy crisis. Download MP3
In the science podcast we’re looking at a new study suggesting the world’s lizards are increasingly threatened by climate change. And a scientist on board a research vessel tells us what he’s seeing around the oil spill in the Gulf of Mexico.
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In recent decades, scientists have documented serious threats to frog species across the globe. Frogs and other amphibians have vanished from many areas. The exact cause is in question. It might be an infectious disease, or pollution, or habitat destruction. A study published by the journal Science suggests the world’s lizards are also in peril. And what’s threatening lizards is climate change. The World’s science correspondent Rhitu Chatterjee has the story. Download MP3Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.
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