The Tapajós River is one of the last free-flowing rivers in the entire Brazilian Amazon. But this river in the heart of the rainforest and the people and ecosystems that depend on it face a serious threat.

Here’s what you need to know. Click to see the whole infographic:

Click to see the whole infographic! The Tapajós River in the Amazon Rainforest is under threat.This infographic is based on information from the Greenpeace Brazil report The Battle for the River of Life.

Now that you know the threat the Tapajós faces, take action! Help protect the heart of the Amazon.

Alia Lassal is a former intern with the Americas Communications Hub at Greenpeace USA.