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How Does The Sun Sustain Life On Earth? - Science/Technology - Nairaland

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How Does The Sun Sustain Life On Earth? by Charlesnwali: 9:55am On Feb 11
Without the presence of the Sun in the solar system, no living species could have evolved on Earth. So how does the sun sustain life on Earth?
Despite playing a role in holding the solar system together, the sun also supplies the only habitable planet with its territory with energy, light, and abundant resources. Energy from the sun often arrives on Earth in the form of sunlight.

This sunlight supplies plants with photosynthesis, humans with vitamin D, regulates the earth’s temperature, and performs numerous functions. In fact, you cannot imagine life on Earth without the sun.

The energy we receive from the sun is incomparable. Several studies have revealed that life could have not evolved on Earth without the Sun. So when next you step out of your home, ensure that you appreciate the Sun over your roof.

How Much Energy Does The Earth Get From The Sun To Sustain Life?
About 173,000 terawatts (i.e. trillions of watts) of solar energy have continued to reach the Earth’s surface. To break this down, the US Department of Energy revealed that about 430 quintillion Joules of solar energy strikes the earth every hour.

This estimation is above 10,000 times the amount of total energy used on earth. Keep in mind that solar energy is 100 percent renewable. This implies that we will not harm our planet when we use solar energy to energize the world.

Several scientists have revealed that we cannot exhaust the renewable from the sun through its lifespan. Hence, if we figure out how to convert and use the entire energy from the sun, we may not see the need to rely on other energy sources to power our world.

Hence, if we can harness enough solar energy from the sun, we can comfortably become a type 2 civilization. As a type 2 civilization, we will possess the ability to build supercomputers, and advanced rocketry vehicles, and invent other futuristic technologies to reach another space world. Finish reading from here.

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