Earth

What type of energy sources can't be replaced readily within a 30-year span?

More Questions from Earth
What is the very sticky form of clay till called?
Reveal Answer
According to the International Flat Earth Society, where is the hub of the world?
Reveal Answer
Slush is a combination of what with snow?
Reveal Answer
What's the name for the weight of air pushing down on Earth's surface?
Reveal Answer
What is another name for layers of rock?
Reveal Answer
Which unit measures atmospheric pressure?
Reveal Answer
What are Earth's seven large land masses called?
Reveal Answer
What layer of the Earth's atmosphere contains the ozone layer?
Reveal Answer