ft on Earth.

Now the earth is adding nearly 80 million people every year,

If you were standing at the equator of the earth when you were 6 years old,

Command all 8 year old men and women on earth,

Every 1 second a man and a woman must pass in front of you,

May I ask how old are the men and women who pass by when you are 300 years old?

quite a while,

Blackfoot shook his head,

Blackhead paused and continued:

Earth's civilization in 7017 AD can reach the second-level stellar civilization,

If humans do not become extinct within 3 million years,

Then at the time of 3 million years of the earth's Gregorian era,

Humanity will find a planet suitable for human existence,

In 1.5 billion years of the earth's Gregorian calendar,

The luminosity of the sun will increase a lot, causing the earth's climate to overheat,

Threatening the survival of multicellular organisms, the earth's environment will be Martianized,

At the time of 3.3 billion years of the earth's Gregorian calendar,