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- A quarter of the world’s freshwater animals are threatened . . .
Freshwater habitats – including rivers, lakes, ponds, streams, bogs and wetlands – cover less than 1% of the planet’s surface, but support 10% of its animal species, said Catherine Sayer, a
- Earth’s largest freshwater animals at risk of extinction
The baiji, a Chinese river dolphin, is likely the first dolphin species driven to extinction by humans, and the Chinese paddlefish, which can grow 20 feet long, has not been seen in over a decade
- Biodiversity: Life – a status report : Nature News Comment
One simple way to project into the future would be to assume that the rate of extinction will be constant; it is currently estimated to range from 0 01% to 0 7% of all existing species a year
- Timeline of a Mass Extinction | News | Astrobiology
The end-Permian extinction occurred 252 2 million years ago, decimating 90 percent of marine and terrestrial species, from snails and small crustaceans to early forms of lizards and amphibians “The Great Dying,” as it’s now known, was the most severe mass extinction in Earth’s history, and is probably the closest life has come to being
- What are Endangered Species? - Earth. Org Kids
Earth is home to lots of wonderful wildlife There are over 8 million species of plants and animals that live on the planet Sadly, many of these plants and animals are in danger of dying out They are called endangered species This means that there aren’t many of them left in the wild There are different reasons why species may become
- Are we in a 6th mass extinction? - Live Science
Studies have estimated that species are currently going extinct between 100 and 1,000 times faster than the normal background rate of extinction, calculated based on when species evolve and go
- What is biodiversity and why does its loss matter?
Currently, more than 41,000 species are listed as threatened with extinction, which is 28% of all assessed species We know that millions of species have already gone extinct over the long history of planet Earth Biodiversity rates have always ebbed and flowed In fact, at least 99% of all the organisms that have ever lived are now extinct
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