Fishing yields in the Upper Paraná River, on the border between the Brazilian states of São Paulo, Paraná, and Mato Grosso do Sul, have fallen by around 50% in two decades.

Colombian President Gustavo Petro has stirred up a decades-old border controversy with Peru by accusing it of fully annexing ...

A growing fleet of electric boats ferries Indigenous people through the heart of the Ecuadorean Amazon, providing a cheaper and greener alternative to gas-powered vessels.