Peep Under the Elbe Community-led water testing to find clean swimming and fishing areas. environment Similar projects to Peep Under the Elbe Wasteminster: A Downing Street Disaster Memorial to the Victims of Air Pollution A monument dedicated to those who died due to the smog over Kraków. PigeonBlog Using homing pigeons with GPS-enabled backpacks to gather and communicate air pollution data. Public Smog An initiative to create clean air parks in the atmosphere by buying and withholding emission certificates from the emissions trading market. Ocean Sentinels Locating illegal fisheries with albatrosses fitted with a satellite transmission system. Back to all projects.