More information: The CO2 levels have risen about 40% since the industrial revolution. As of March 2011, the CO2 level was about 0.04%.
More information: Jupiter has at least 67 known moons currently, and is the 5th planet from the Sun.
Answer: Ryan Reynolds
Answer: Marie Antoinette
More information: The acorn is actually the fruit of the Oak tree and they begin showing up after the tree is 20 years old.