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waste
within 25 miles
Mar 14, 2026
18 opportunities found! use fewer search filter criteria to find more opportunities

Earthwise Aware

EwA Trail Report

Contribute to EwA’s urban habitat health & fragmentation studies, and help ecological assessment and management of sensitive areas in the Greater Boston Area (Massachusetts, U.S.)

Anywhere
  • Ongoing
Citizen ScienceEcology & Environment earthwise awareewa pollution litter biodiversitydog wastelitterfield workforests field workpark usage trailearthwise aware ewa ewahpollutionewah reservations park usagereservations plastic pollutiontrail hazards land use green spaces trail hazardsland useforesthabitat fragmentationbiodiversitymonitoring scienceplastic pollution monitoringscience habitat fragmentation forests foresttrailgreen spaces

Leave No Trace

#LeaveNoTrash University Challenge

The goals of the #LeaveNoTrash University Challenge are to: 1) Provide an opportunity for everyone at universities around the world to contribute to a more sustainable campus by documenting the trash they see (and, where appropriate, to clean it up and dispose of it properly). 2) Help students and employees recognize the extent of the waste challenge on campus and in their community and be part of the solution 3) Provide a tool to spread the message to participate in #LeaveNoTrash wherever people live, work and play, all year long.

Anywhere
  • Ongoing
Citizen Science
12

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