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'A group of international ecological scientists led by U. of Adelaide rejected a doomsday-like scenario of sudden, irreversible change to Earth's ecology' -- 'In a paper published Feb. 28 in the journal Trends in Ecology and Evolution, the scientists from Australia, U.S. & UK argue that global-scale ecological tipping points are unlikely and that ecological change over large areas seem to follow a more gradual, smooth pattern'

This opposes recent efforts to define ‘planetary tipping points’ ‒ critical levels of biodiversity loss or land-use change that would have global effect ‒ with important implications for science and policy-makers.

“This is good news because it says that we might avoid the doom-and-gloom scenario of abrupt, irreversible change,” says Professor Barry Brook,