
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


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Assuming the growth rate of newly generated resources on Earth is constant, based on this calculation, the Earth's resources can support 11 billion people for 90 years, or 9 billion people for 210 years. To ensure the continuous reproduction of humanity, the Earth can support a maximum of \_\_\_\_\_\_ billion people.

Present the answer in LaTex format: \boxed{Your answer}
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