In the future, human beings urgently need to live on Mars! ! ! ! !

Our own planet, the earth, is becoming more and more crowded and polluted. I hope we

You can start over and build a better world on Mars. First of all, transportation should

Much better. In a short time, the space shuttle will travel at half the speed of light.

Light. Man needs food, water and air to survive. Scientists hope to plant

Can grow on mars. These plants will produce the food and oxygen we need.

Need. However, it is uncertain whether these plants can produce water.

. The gravity on Mars is only three-eighths that of the earth. mankind

On Mars, people must wear special boots to make themselves heavier.