The problem
Old phones and chargers sit in drawers island-wide. Design a school-vs-school collection league.
Success criteria
A working pilot with honest unit economics a local team can run.
- Format
- Incentive prize
- Prize
- Mentorship — Mentorship + equipment for the winning school's science club.
- Eligibility
- Open
- Judging
- Hybrid
- Submissions close
- August 25, 2026 22:40
Category
Global Challenges › Climate & Decarbonization › Plastic Pollution Crisis
Large Incentive Prize (XPRIZE Carbon Removal, Earthshot)