World Population Growth: 1.13% - 2009 estimate (this means at the current rate of growth, the earth's population will double in about 62 years)
Countries of the world: 195
Earth's Circumference at the Equator: 24,901.55 miles (40,075.16 km)
Earth's Circumference Between the North and South Poles: 24,859.82 miles (40,008 km)
Earth's Diameter at the Equator: 7,926.28 miles (12,756.1 km)
Earth's Diameter at the Poles: 7,899.80 miles (12,713.5 km)
Average Distance from the Earth to the Sun: 93,020,000 miles (149,669,180 km)
Average Distance from the Earth to the Moon: 238,857 miles (384,403.1 km)
Highest Elevation on Earth: Mt.Everest, Asia 29,035 feet (8850 m)
Tallest Mountain on Earth from Base to Peak: Mauna Kea, Hawaii 33,480 feet (rising to 13,796 feet above sea level) (10204 m; 4205 m)
Deepest Point in the World: Challenger Deep, Mariana Trench, Western Pacific Ocean: 35,840 feet (10924 m)
Highest Temperature Recorded: 135.8°F - Al Aziziyah, Libya, September 13, 1922 (57.7°C)
Lowest Temperature Recorded: -128.5°F - Vostok, Antarctica, July 21, 1983 (-89.2°C)
Water vs. Land: 70.8% Water, 29.2% Land
Age of Earth: 4.5 to 4.6 billion years
Atmosphere Content: 77% nitrogen, 21% oxygen, and traces of argon, carbon dioxide and water
Rotation on Axis: 23 hours and 56 minutes and 04.09053 seconds. But, it takes an additional four minutes for the earth to revolve to the same position as the day before relative to the sun (i.e. 24 hours).
Revolution around Sun: 365.2425 days
Chemical Composition of the Earth: 34.6% Iron, 29.5% Oxygen, 15.2% Silicon, 12.7% Magnesium, 2.4% Nickel, 1.9% Sulfur, and 0.05% Titanium
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