400,000 march in NYC before UN Climate Summit.  Few observers of negotiations expect diplomatic breakthrough. Impasse prevails. Substantive outcome unlikely.

UN struggles to find international consensus and to approve action agenda…

The #PeoplesClimateMarch, Sept. 21

UN Climate Summit, Sept. 23

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Iain Keith from Avaaz:

“We realized that a march could send a powerful signal.

Marches don’t always change the world,

but sometimes they are the only things

that shake the system into widespread change.”

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Time / approx 400K march in NY

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National Geographic: Few expect substantive progress at Climate Summit

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“Deep Carbonization”, Report for the UN, what would be required to cut emissions substantially by mid-century