Breaching a “Carbon Threshold” Could Lead to Mass Extinction

Carbon dioxide emissions may trigger a reflex in the carbon cycle, with devastating consequences, study finds. In the brain, when neurons fire off electrical signals to their neighbors, this happens through an “all-or-none” response. The signal only happens once conditions in the cell breach a certain threshold. Now an MIT …

Let Nature Heal Climate and Biodiversity Crises, Say Campaigners

The restoration of natural forests and coasts can simultaneously tackle climate change and the annihilation of wildlife but is being worryingly overlooked, an international group of campaigners have said. Animal populations have fallen by 60% since 1970, suggesting a sixth mass extinction of life on Earth is under way, and …

These Are the Most Endangered Species in the World

As 2018 ended, it brought to light the reality that some animals — after existing on Earth for millions of years — are gone for good. At the end of last year, scientists announced that three bird species went extinct, and there are even more species that could vanish in …

Nearly Third of Earth’s Surface Must be Protected to Prevent Mass Extinction

‘This will be extremely challenging, but it is possible’ Two leading scientists have issued a call for massive swathes of the planet’s land and sea to be protected from human interference in order to avert mass extinction. Current levels of protection “do not even come close to required levels”, they …

Lemurs Are the Most Endangered Species of Primate on the Planet

Approximately 94% of the 111 species and subspecies of lemur are under threat of extinction in their native country of Madagascar – the only place they exist outside of captivity. Of the remaining lemur groups, only six do not face high risk of extinction, according to the International Union for …

Red List Research Finds 26,000 Global Species under Extinction Threat

More than 26,000 of the world’s species are now threatened, according to the latest red list assessment of the natural world, adding to fears the planet is entering a sixth wave of extinctions. New research, particularly in Australia, has widened the scope of the annual stocktake, which is compiled by …