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Devil In The Details: Is Copenhagens 2 ºC Guardrail Obsolete?

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The 2 ºC maximal warming limit was cited at the UN Conference on the Human Environment in Stockholm in 1972, and revisited several decades later, in 1995, by the Wissenschaftlicher Beirat Globale Unweltveränderungen (WGBU), Germany’s national advisory council on climate change. “We Source: WGBU. Click to enlarge. The >2 Degree Target.

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Climate Talks End In Copenhagen Accord; Countries Settle On Non- Binding 2 ºC Warming Limit

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Spurred by a leaked draft treaty which sought to cancel the commitments of the last two years of the Kyoto Protocol, developing countries dug in, concerned that developed countries were planning to introduce the draft, known as the “ Danish text ”, toward the end of the conference, thereby undermining gains already won.

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