The Amazon River and its surrounding basin are fundamental to the Earth's life-support systems, acting as a "global air conditioner" and a primary driver of the world's hydrological cycle. The river accounts for approximately 20% of all freshwater discharged into the oceans, and its health is directly linked to the stability of the global climate. The rainforest it sustains stores an estimated 150 to 200 billion tons of carbon; if the river system fails and the forest dies back, this carbon would be released, potentially accelerating global warming to catastrophic levels. Furthermore, the Amazon is a "biodiversity powerhouse," home to 10% of all known species, many of which provide the chemical basis for modern medicines. Protecting the river is also a matter of human rights, as it supports over 47 million people, including roughly 2.2 million Indigenous People who serve as the frontline stewards of this ecosystem. Saving the Amazon is not just about local conservation; it is about preserving the moisture-rich "flying rivers" that provide rainfall for agriculture across the Americas and maintaining the literal "lungs of the planet" for future generations.