Welcome to the Ocean Hackathon® 2021 Catalogue of challenges. This year, no less than 15 cities are participating in the hackathon. All the challenges in every city are listed here. You want to participate in Ocean Hackathon®? Find find the challenge that suits you.
To do that, you get 2 options:

• From the map, choose the city you want to attend and see its challenges
• Through free search, by keywords and/or by filling in the different fields