Inversely to the situation with Kyoto, the Copen-hagen summit’s acrimonious end, with no agreement on a new binding treaty, was widely seen by commentators and the media as an abject failure.

Nonetheless, some of the ideas first introduced at Copenhagen ended up laying the groundwork for subsequent climate policy. For one example, the meeting in Copenhagen was the first COP to establish the aspirational goal that global warming be kept to below 2°C. Another example is that in the absence of a binding treaty, the Copenhagen accord invited countries of all kinds

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Copenhagen was known for putting a limit on long term global warming

For one example, the meeting in Copenhagen was the first COP to establish the aspirational goal that global warming be kept to below 2°C.