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From our closest star: Hydrogen fusion (The Sun)

from under our feet: Geothermal heat; geothermal energy originates from the original formation of the planet (20%) and from radioactive decay of minerals (80%)

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11y ago
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15y ago

The only two main sources of energy on earth that I know are the sun and the interior of the earth

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12y ago

the sun and food

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Q: What are the two main sources of energy on earth that can drive ecosystem?
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Related questions

The two fundamental sources of energy that drive earths systems are?

Two sources are sun and Earth's interior


Earth's energy sources?

There are many of energy sources in earth like solar energy, geothermal energy, hydroelectricity, tide energy, nuclear energy.


What are the two source of energy that power the earths system?

The sun and the earth's interior are the two sources of energy that power earth's systems.


What are the two sources of that power earths energy?

The sun and the earth's interior are the two sources of energy that power earth's systems.


What are the sources of energy that power the earths systems?

The sun and the earth's interior are the two sources of energy that power earth's systems.


What are two sources of energy that power earths system?

The sun and the earth's interior are the two sources of energy that power earth's systems.


What is the primary energy source for any ecosystem on earth?

The Sun.


Energy can enter the earth system from internal sources through convection and from external sources through what?

Energy can enter the earth system from internal sources through convection and from external sources through radiation from the Sun (solar energy).


What are two sources energy for the earth system?

Matter and energy


What are earth's internal energy sources?

pressure


What were the sources of heat for the protoplanet?

the sources of heat is the sun and the solar system this makes the earth have heat and energy. The sun is the earth main source of heat and energy


What are the primary sources of energy?

sun,moon,and earth