Now man primarily coal and oil, dirty first, second non-renewable, Earth has accumulated billions of years, mankind will be able to just 200 light years
Now human beings mainly use coal and oil, the first is not clean, the second is not renewable, the earth has accumulated billions of years, human beings only need 200 years to use light
Now we mainly use coal and oil. The first is not clean and the second is not renewable. The earth has accumulated for billions of years, and it will be used up in 200 years<br>