What critical role does the Amazon rainforest play in global climate?

The Amazon rainforest, the largest rainforest in the world, is a biodiversity hotspot, home to an unparalleled variety of plant and animal species. Its vast ecosystem plays a critical role in regulating global climate patterns through its immense capacity to absorb carbon dioxide and release oxygen. However, it faces severe threats from deforestation, agriculture, and climate change, endangering its unique ecosystems.

What critical role does the Amazon rainforest play in global climate?

1. A.It increases global temperatures.
2. B.It absorbs carbon dioxide and releases oxygen.
3. C.It has no impact on climate.
4. D.It causes desertification globally.