Earth

What produces more energy than all the world's nuclear weapons combined?

More Questions from Earth
Which of these African watersheds is the largest in size?
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What is the name of the submerged fringe of a continent?
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In a "drought", what is absent in terms of weather?
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What is the world's highest mountain?
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Where is the type location for the Permian Period?
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What is the hard, dark substance found in the ground that is mined for fuel?
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What event can cause much damage from the shaking of the Earth's crust?
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How many times does lightning strike the Earth every second?
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