World Geographical Fact
The Earth
| Earth | Facts |
| Human Population | 6,820,000,000 (6.82 billion) as of May 2010 |
| Countries of the World | 195 |
| Age of the Earth | 4.5 to 4.6 billion years |
| Water vs. Land on Earth | 70.8% Water, 29.2% Land |
| Circumference of Earth |
At Equator: 24,901.55 miles (40,075.16 km) Between the North and South Poles: 24,859.82 miles (40,008 km) |
| Diameter of Earth |
At the Equator: 7,926.28 miles (12,756.1 km) At the Poles: 7,899.80 miles (12,713.5 km) |
| Averge Distance |
From the Earth to the Sun: 93,020,000 miles (149,669,180 km) From the Earth to the Moon: 238,857 miles (384,403.1 km) |
| 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 |
| 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) |
| Farthest Point From the Center of the Earth | The peak of the volcano Chimborazo in Ecuador at 20,561 feet (6267 m) is farthest from the center of the earth due to its location near the equator and the oblateness of the Earth. |
| Lowest Elevation on Land on Earth | Dead Sea: 1369 feet below sea level (417.27 m) |
| Deepest Point in the Ocean | Challenger Deep, Mariana Trench, Western Pacific Ocean: 35,840 feet (10924 m) |
| Atmosphere Content | 77% nitrogen, 21% oxygen, and traces of argon, carbon dioxide and water |
Continents of The World
| Area | Approximate land area sq. km |
Percentage of total land area |
Highest Elevation | Lowest Elevation |
| WORLD | 148,647,000 | 100.0% | Mt. Everest, Tibet-Nepal, 29,035 ft. (8,850 m)1 |
Dead Sea, Israel-Jordan, 1,349 ft. below sea level (–411 m) |
| AFRICA | 30,065,000 | 20.2 | Mt. Kilimanjaro, Tanzania, 19,340 ft. (5,895 m) | Lake Assal, Djibouti, 512 ft. below sea level (–156 m) |
| ANTARCTICA | 13,209,000 | 8.9 | Vinson Massif, Ellsworth Mts., 16,066 ft. (4,897 m) |
Lowest land point hidden within Bentley Subglacial Trench2 |
| ASIA (includes the Middle East) |
44,579,000 | 30.0 | Mt. Everest, Tibet-Nepal, 29,035 ft. (8,850 m) | Dead Sea, Israel-Jordan, 1,349 ft. below sea level (–411 m) |
| AUSTRALIA (includes Oceania) |
8,112,000 | 5.3 | Mt. Kosciusko, Australia, 7,310 ft. (2,228 m) | Lake Eyre, Australia, 52 ft. below sea level (–12 m) |
| EUROPE (the Ural Mountains in Russia form the boundary between Europe and Asia) | 9,938,000 | 6.7 | Mt. Elbrus, Russia/Georgia, 18,510 ft. (5,642 m) | Caspian Sea, Russia/Kazakhstan 92 ft. below sea level (–28 m) |
| NORTH AMERICA (includes Central America and the Caribbean) |
24,474,000 | 16.5 | Mt. McKinley, Alaska, 20,320 ft. (6,194 m) |
Death Valley, Calif., 282 ft. below sea level (–86 m) |
| SOUTH AMERICA | 17,819,000 | 12.0 | Mt. Aconcagua, Argentina, 22,834 ft. (6,960 m) |
Valdes Peninsula, Argentina 131 ft. below sea level (–40 m) |
Oceans of The World
| Ocean Name | Area (sq. km) | Average depth(m) |
Greatest known depth (m) |
Place of greatest known depth |
| Pacific Ocean | 155,557,000 | 4,028 | 11,033 | Mariana Trench |
| Atlantic Ocean | 76,762,000 | 3,926 | 9,219 | Puerto Rico Trench |
| Indian Ocean | 68,556,000 | 3,963 | 7,455 | Sunda Trench |
| Southern Ocean | 20,327,000 | 4,000–5,000 | 7,235 | South Sandwich Trench |
| Arctic Ocean | 14,056,000 | 1,205 | 5,625 | 77°45'N; 175°W |
Lakes of the World
| Name and location |
Area (sq. mi.) |
Length (km) | Maximum depth (km) |
| Caspian Sea, Azerbaijan-Russia- Kazakhstan-Turkmenistan-Iran1 |
152,239 | 394,299 | 1,199 |
| Superior, U.S.-Canada | 31,820 | 82,414 | 616 |
| Victoria, Tanzania-Uganda | 26,828 | 69,485 | 322 |
| Huron, U.S.-Canada | 23,010 | 59,596 | 397 |
| Michigan, U.S. | 22,400 | 58,016 | 517 |
| Aral, Kazakhstan-Uzbekistan | 13,000 | 33,800 | 428 |
| Tanganyika, Tanzania-Congo | 12,700 | 32,893 | 676 |
| Baikal, Russia | 12,162 | 31,500 | 636 |
| Great Bear, Canada | 12,000 | 31,080 | 373 |
| Nyasa, Malawi-Mozambique-Tanzania | 11,600 | 30,044 | 579 |
| Great Slave, Canada | 11,170 | 28,930 | 480 |
| Chad,2 Chad-Niger-Nigeria | 9,946 | 25,760 | — |
| Erie, U.S.-Canada | 9,930 | 25,719 | 388 |
| Winnipeg, Canada | 9,094 | 23,553 | 425 |
| Ontario, U.S.-Canada | 7,520 | 19,477 | 311 |
| Balkhash, Kazakhstan | 7,115 | 18,428 | 605 |
| Ladoga, Russia | 7,000 | 18,130 | 200 |
| Onega, Russia | 3,819 | 9,891 | 248 |
| Titicaca, Bolivia-Peru | 3,141 | 8,135 | 177 |
| Nicaragua, Nicaragua | 3,089 | 8,001 | 177 |
| Athabaska, Canada | 3,058 | 7,920 | 335 |
| Rudolf, Kenya | 2,473 | 6,405 | 248 |
| Reindeer, Canada | 2,444 | 6,330 | 245 |
| Eyre, South Australia | 2,4003 | 6,216 | 209 |
| Issyk-Kul, Kyrgyzstan | 2,394 | 6,200 | 182 |
| Urmia,2 Iran | 2,317 | 6,001 | 130 |
| Torrens, South Australia | 2,200 | 5,698 | 209 |
| Vänern, Sweden | 2,141 | 5,545 | 140 |
| Winnipegosis, Canada | 2,086 | 5,403 | 245 |
| Mobutu Sese Seko, Uganda | 2,046 | 5,299 | 161 |
| Nettilling, Baffin Island, Canada | 1,950 | 5,051 | 113 |
| Nipigon, Canada | 1,870 | 4,843 | 116 |
| Manitoba, Canada | 1,817 | 4,706 | 225 |
| Great Salt, U.S. | 1,800 | 4,662 | 121 |
| Kioga, Uganda | 1,700 | 4,403 | 80 |
Largest Deserts of The World
| Sahara | North Africa | 3,500,000 sq. miles |
| Arabian | Middle East | 1,000,000 sq. miles |
| Great Victoria | Australia | 250,000 sq. miles |
| Rubal Khali | Middle East | 250,000 sq. miles |
| Kalahari | Southern Africa | 225,000 sq. miles |
| Syrian | Middle East | 200,000 sq. miles |
| Chihuahuan | Mexico | 175,000 sq. miles |
| Thar | India/Pakistan | 175,000 sq. miles |
| Great Sandy | Australia | 150,000 sq. miles |
Largest Countries (Area Wise)
| Largest Countries | Approximate Area |
| Russia | 17,075,400 sq km |
| Canada | 9,330,970 sq km |
| China | 9,326,410 sq km |
| USA | 9,166,600 sq km |
| Brazil | 8,456,510 sq km |
| Australia | 7,617,930 sq km |
| India | 32,87,263 sq. kms |
| Argentina | 2,736,690 sq km |
| Kazakhstan | 2,717,300 sq km |
| Sudan | 2,376,000 sq km |
