<span>A greenhouse gas is a gas that contributes to the greenhouse effect by absorbing infrared radiation. It is important because it keeps the Earth's surface heated and able to maintain life upon it.</span>
<span>the historical periods in which earth's population begin to rapidly rise is: B. Industrial revolution
After the industrial revolution, nations no longer conduct the act of war and conquest as an effort to increase a nation's wealth. As a result, the competition change in term of production. This cause the life expectancy of an average person is increaased and the number of population begin to rapidly rise</span>
The world biggest building is in Burj Khalifa
During an earthquake, the first waves to be detected are the p-waves where p stands for (primary). Those are then followed by the compressional s- or secondary waves. Finally come the surface waves, which are the most destructive of the three.
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