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The 2019 IPCC Special Report on the Ocean and Cryosphere in a Changing Climate defines a tipping point as: "A level of change in system properties beyond which a system reorganises, often in a non-linear manner, and does not return to the initial state even if the drivers of the change are abated. For the climate system, the term refers to a ...
An abrupt climate change occurs when the climate system is forced to transition at a rate that is determined by the climate system energy-balance. The transition rate is more rapid than the rate of change of the external forcing , [ 1 ] though it may include sudden forcing events such as meteorite impacts . [ 2 ]
[citation needed] However, a 2018 published study points at a threshold at which temperatures could rise to 4 or 5 degrees through self-reinforcing feedbacks in the climate system, suggesting the threshold (or 'tipping point') is below the 2 degree temperature target.
A new study in the journal Science finds that even the most aggressive goals of reducing greenhouse gas emissions aren’t sufficient to avoid several major climate change tipping points, in which ...
New research suggests the Greenland ice sheet is on track to cross a critical threshold that could cause runaway melting, but that it’s also possible the threshold will be crossed temporarily ...
The tipping points include groundwater depletion, rising insurance costs, extreme heat, species extinction, melting glaciers and space debris. U.N. report warns of catastrophic climate tipping points.
In its Statement at the Twelfth Session of the Conference of the Parties to the U.N. Framework Convention on Climate Change presented on 15 November 2006, the World Meteorological Organization (WMO) confirms the need to "prevent dangerous anthropogenic interference with the climate system". The WMO concurs that "scientific assessments have ...
A new study that reassesed decades of work of climate "tipping points" has revealed they are more numerous and closer to being triggered than researchers initially feared.