Plates
Plate 1. Citizen monitoring of gas emissions near fracking infrastructure; pro-fracking signs at vacated home site known to have polluted well water in Dimock, Pennsylvania. Photographs by Citizen Sense.
Plate 2. A Speck particulate-matter monitor with DIY weatherproof housing; pro-fracking sign protesting zoning regulations of fracking industry, Pennsylvania. Photograph above by Citizen Sense; photograph below by anonymous participant; courtesy of Citizen Sense.
Plate 3. Signs alert passersby to air pollution on busy road in London; testing citizen-monitoring technology during a walk in New Cross Gate, South East London. Photographs by Citizen Sense.
Plate 4. Installation of Dustbox in the Beech Street regulatory air-quality monitor. This monitor, sited at the edge of a traffic tunnel and near the Barbican Tube Station, regularly registers high levels of nitrogen oxides and particulate matter. Photograph by Citizen Sense.