It is well known that microplastics are collecting in the world's oceans at an alarming rate, but research on the cancer-linked pollutant in rivers remains limited.

WWF is working on the ground in Venezuela and Colombia with local communities to protect one of South America's most important rivers.

Venezuela's Bolivarian regime has built a bridge ... Last Thursday, a fixed bridge over the Cuyuní River on the island of Anacoco was inaugurated as part of the Venezuelan government's efforts ...