Saildrone
Credit: Saildrone
Protei
https://www.kickstarter.com/projects/cesarminoru/protei-open-hardware-oil-spill-cleaning-sailing-ro
http://www.cesarharada.com/protei/
Credit: Protei
Credit: Saildrone
https://www.kickstarter.com/projects/cesarminoru/protei-open-hardware-oil-spill-cleaning-sailing-ro
http://www.cesarharada.com/protei/
Credit: Protei