In some Amazon rivers in Brazil, cases of diseases related to inadequate basic sanitation, such as malaria and acute diarrhea ...

Qionghai is located at the lower reaches of the Wanquan River, which is the third-longest river on Hainan Island. The river is known as the "Amazon of China," as it nourishes the tropical rainforests ...

What happens when a team of scientists and local Awajún guides go on a 38-day trip into the Alto Mayo region of Peru? Over ...