Our project is an app to help with beach cleaning by creating an event to do a collective cleaning somewhere, for example you post a picture of the place you want to clean and the people who are willing to help enter the app and confirm their presence.

https://xd.adobe.com/view/fade2b88-77e2-436b-6cca-b8cb74efad92-8cef/screen/cb83e9b8-29cc-41fa-9b2e-04154ee70f7f/Flash-Screen-12