Grassroots Mapping is a series of participatory mapping projects involving communities in cartographic dispute. Seeking to invert the traditional power structure of cartography, the grassroots mappers used helium balloons and kites to loft their own “community satellites” made with inexpensive digital cameras.

This site has been merged into Public Lab

At Public Lab, we've grown the Grassroots Mapping community into a broader effort to enable communities to understand and respond to environmental threats with DIY techniques.

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Help requested with mapknitter- Balloon mapping of Metal processing plant in Providence, RI

May 13th, 2013 by Lynnrw

We're a neighborhood group in East Providence, RI with houses adjacent to a large construction waste grinding business. Toxic dust was filtering into our homes and yards from the plant. Many in the neighborhood suffer from respiratory and other health problems thought to be associated with the dust.

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Help requested with mapknitter- Balloon mapping of Metal processing plant in Providence, RI

May 13th, 2013 by Lynnrw

We're a neighborhood group in East Providence, RI with houses adjacent to a large construction waste grinding business. Toxic dust was filtering into our homes and yards from the plant. Many in the neighborhood suffer from respiratory and other health problems thought to be associated with the dust.

read more