##Creating cheap open source aerial imagery and data for community efforts to cleanup a polluted neighborhood in Brooklyn, NY, USA## _Eymund Diegel, PICNIC 2011, Amsterdam_
Eymund Diegel - Grassroots Mapping
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##FOSS4G 2011: Crowdsourcing Aerial Image Mapping with [MapMill.org](http://mapmill.org) and [MapKnitter.org](https://mapknitter.org)## _Sept 15, Denver_ ##Mapping Democratization Conference, CU Boulder, Sept 2011## _"Situating activist mapping technology" - 44 slides, 20 minutes_ ##2011 MIT-Knight Civic Media Conference Lightning Talk## _20 slides, 3 minutes_ ##Personal Democracy Forum 2011## * [grassroots-mapping-public-laboratory-pdf.key](http://archive.publiclaboratory.org/download/grassroots-mapping-public-laboratory-pdf.key) (125mb)