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The Amazon Rainforest is the largest tropical rainforest in the world, covering an immense area in South America. It is to an extraordinary variety of plant and species, many of which still to science. The forest's dense canopy a role regulating the global by absorbing amounts of dioxide. The Amazon River, the second-longest river in the world, flows through its heart, supporting countless ecosystems. This incredible biome is essential for planetary health and is a source of valuable natural resources.