https://i0.wp.com/plasticrivercleanup.com/wp-content/uploads/2019/05/national_geographic.jpg?fit=479%2C141&ssl=1141479adminhttps://plasticrivercleanup.com/wp-content/uploads/2019/11/plasticrivercleanup_logo7.jpgadmin2019-09-30 20:50:482019-09-30 21:03:45A Review of all 16 GeoChallenge 2019 Finals Teams (9/24/19)