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David Haaren

David Haaren

Member

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Member SinceMay 26, 2011CoLab Points (actual)
0
CountryUnited StatesCoLab Points (max. potential)
0

Proposals

David has not yet contributed to any Proposals.

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Supporting

Carbon-negative biochar economiesAug 30, 2011
Fix the system - get a global 'circular economy'Jun 23, 2011

Activities

David Haaren added a comment to Climate change discussionSep 12, 2017
David Haaren added a comment to Climate change discussionSep 9, 2017
David Haaren updated a proposal The Little Engine That Could: Revenue Neutral Carbon Fee and DividendSep 17, 2014
David Haaren updated a proposal Sunk Investment Map: Show the Personal Property Impacts of Climate ChangeAug 18, 2013
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