Amazon Forest reading

What is the Amazon rainforest often referred to as?

• The "heart of the Earth"

• The "lungs of the Earth"

• The "soul of the Earth"

Approximately how many individual trees are estimated to be in the Amazon rainforest?

• 1 million

• 390 billion

What role does the Amazon rainforest play in regulating the planet's climate?

• It absorbs carbon dioxide and releases oxygen.

• It absorbs nitrogen and releases methane.

How many different species of trees are estimated to be in the Amazon rainforest?

• 16,000

• 1,600

What is the estimated number of tree species in the Amazon rainforest?

• 16,000

• 390 billion