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1.
▲
Show HN: World Bank Blockchain Hackathon to address global water challenges
wrc-hackathon.devpost.com
discuss
7 years ago
sanketsarang
3 points
2.
▲
Blockchain Hackathon for Wastewater Recycling
wrc-hackathon.devpost.com
discuss
7 years ago
karishmakunder
2 points