Sentences with phrase «natural extinction»

The study's authors find that over the past 1,000 years, the average extinction rate is more than ten times larger than the natural background extinction rate from the fossil record, and recently has reached levels almost 400 times faster than the average natural extinction rate.
Nancy I'm afraid we're far beyond the point of no return, extinction is extinction, a with all these species having gone extinct the ecosystem could never repair itself but change drastically and more natural extinction would follow.
«We used these estimates to map natural extinction risk in modern oceans, and compare it with recent human pressures on the ocean such as fishing, and climate change to identify the areas most at risk,» says Professor Pandolfi.
This allows them to «reprocess the experience to support the natural extinction of the fear, extinction of the painful memories,» Neria says.
Recent estimates suggest that the current extinction rate is 100 to 1,000 times the natural extinction rate.»
We are experiencing the sixth mass extinction event, with the planet Earth losing species at 100 to 1000 times the natural extinction rate, according to the University of Copenhagen news article The biodiversity crisis: Worse than climate change.
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