Ecosystem failures suggest global extinction event.

AuthorBlock, Ben
PositionEYE ON EARTH - Brief article

Rapid releases of greenhouse gas emissions are changing habitats at a rate faster than many of the world's species can tolerate, putting the world at the brink of a mass extinction event, according to the United Nations.

"[T]he world is currently facing a sixth wave of extinctions, mainly as a result of human impacts," said Achim Steiner, executive director of the UN Environment Programme.


Research suggests that the current extinction period may entail the highest rate of biodiversity loss in the Earth's history; it is certainly the first planet-wide extinction event due to human actions. Unlike previous events, extinctions are happening over the course of decades rather than centuries. Studies project that a quarter of the world's species may go extinct by 2050.

The UN warning...

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