THE EARTH
Estimated Weight (mass)
(5,940,000,000, 000,000,000, 000 metric tons)
Estimated Age 4.6 billion years
Current Population 6,446,131,714
Surface Area (510,066,000 sq km)
Land Area (148,647,000 sq km) 29.1%
Ocean Area (335,258,000 sq km)
Total Water Area (361,419,000 sq km) 70.9%
Type of Water (97% salt), (3% fresh)
Circumference at the equator (40,066 km)
Circumference at the poles (39, 992 km)
Diameter at the equator (12,753 km)
Diameter at the poles (12,710 km)
Radius at the equator (6,376 km)
Radius at the poles (6,355 km)
Orbit Speeds The earth orbits the Sun at
(66,700 mph), (107,320 km per hour)
Sun Orbit The earth orbits the Sun every 365 days, 5 hours, 48 minutes and 46 seconds
To convert km (kilometers) to miles, multiply kilometers by: 0.621371
To convert sq km (kilometers) to sq miles, multiply kilometers by:
CONTINENTS OF THE WORLD
CONTINENTS (by size)
#1 Asia - (44,579,000 sq km)
#2 Africa - (30,065,000 sq km)
#3 North America - (24,256,000 sq km)
#4 South America - (17,819,000 sq km)
#5 Antarctica - (13,209,000 sq km)
#6 Europe - (9,938,000 sq km)
#7 Australia/Oceania - (7,687,000 sq km)
CONTINENTS (by population) 2005 est.
#1 Asia - (3,879,000,000)
#2 Africa - (877,500,000)
#3 Europe - (727,000,000)
#4 North America - (501,500,000)
#5 South America - (379,500,000)
#6 Australia/Oceania - (32,000,000)
#7 Antarctica - (0)
OCEANS OF THE WORLD (by size)
Pacific (155,557,000 sq km)
Atlantic (76,762,000 sq km)
Indian (68,556,000 sq km)
Southern (20,327,000 sq km)
Arctic (14,056,000 sq km)
Note the Southern Ocean was approved in 2000 by the International Hydrographic Organization. It is now the fourth largest ocean
DEEPEST OCEANS & SEAS
Pacific Ocean (35,827 ft) (10,924 meters)
Atlantic Ocean (30,246 ft) (9,219 meters)
Indian Ocean (24,460 ft) (7,455 meters)
Caribbean Sea (22,788 ft) (6,946 meters)
Arctic Ocean (18,456 ft) (5,625 meters)
South China Sea (16,456 ft) (5,016 meters)
Bering Sea (15,659 ft) (4,773 meters)
Mediterranean Sea (15,197 ft) (4,632 meters)
Gulf of Mexico (12,425 ft) (3,787 meters)
Japan Sea (12,276 ft) (3,742 meters
LARGEST COUNTRIES (by land mass)
locator map here
Russia 17,075,400 sq km, (6,592,846 sq miles)
Canada 9,330,970 sq km, (3,602,707 sq miles)
China 9,326,410 sq km, (3,600,947 sq miles)
USA 9.166,600 sq km, (3,539,242 sq miles)
Brazil 8,456,510 sq km, (3,265,075 sq miles)
Australia 7,617,930 sq km, (2,941,283 sq miles)
India 2,973,190 sq km, (1,147,949 sq miles)
Argentina 2,736,690 sq km, (1,056,636 sq miles)
Kazakhstan 2,717,300 sq km, (1,049,150 sq miles)
Sudan 2,376,000 sq km, (917,374 sq miles)
SMALLEST COUNTRIES (by land mass)
Vatican City 0.44 sq km, (0.17 sq miles)
Monaco 1.95 sq km, (0.75 sq miles)
Nauru 21.2 sq km, (8.2 sq miles)
Tuvalu 26 sq km, (10 sq miles)
San Marino 61 sq km, (24 sq miles)
Liechtenstein 160 sq km, (62 sq miles)
Marshall Islands 181 sq km, (70 sq miles)
Seychelles 270 sq km, (104 sq miles)
Maldives 300 sq km, (116 sq miles)
St. Kitts and Nevis 360 sq km, (139 sq miles)
RICHEST COUNTRIES
(GNP in USA Dollars)
Luxembourg ($45,360)
Switzerland ($44,355)
Japan ($41,010)
Liechtenstein ($40,000)
Norway ($34,515)
POOREST COUNTRIES
(GNP in USA Dollars)
Mozambique ($80)
Somalia ($100)
Eritrea ($100)
Ethiopia ($100)
Congo, DNC ($100)
MAJOR RIVERS (By Length)
Nile, Africa (6,825 km)
Amazon, South America (6,437 km)
Chang Jiang (Yangtze), Asia (6,380 km)
Mississippi, North America (5,971 km)
Yenisey-Angara, Asia (5,536 km)
Huang (Yellow), Asia (5,464 km)
Ob-Irtysh, Asia (5,410 km)
Amur, Asia (4,416 km)
Lena, Asia (4,400 km)
Congo, Africa (4,370 km)
Mackenzie-Peace, North America (4,241 km)
Mekong, Asia (4,184 km)
Niger, Africa (4,171 km
MAJOR LAKES (By Size)
Caspian Sea, Asia-Europe (371,000 sq km)
Superior, North America (82,100 sq km)
Victoria, Africa (69,500 sq km)
Huron, North America (59,600 sq km)
Michigan, North America (57,800 sq km)
Tanganyika, Africa (32,900 sq km)
Baikal, Asia (31,500 sq km)
Great Bear, North America (31,300 sq km)
Aral Sea, Asia (30,700 sq km)
Malawi, Africa (28,900 sq km)
Great Slave, Canada (28,568 sq km)
Erie, North America (25,667 sq km)
Winnipeg, Canada (24,387 sq km)
Ontario, North America (19,529 sq km)
Balkhash, Kazakhstan (18,300 sq km)
TOP 10 TALLEST MOUNTAINS
Mount Everest 8850m (29035ft) Nepal/China
Qogir (K2) 8611m (28250ft) Pakistan
Kangchenjunga 8586m (28169ft) Nepal
Lhotse 8501m (27920ft) Nepal
Makalu I 8462m (27765ft) Nepal
Cho Oyu 8201m (26906ft) Nepal
Dhaulagiri 8167m (26794ft) Nepal
Manaslu I 8156m (26758ft) Nepal
Nanga Parbat 8125m (26658ft) Pakistan
Annapurna I 8091m (26545ft) Nepal
LARGEST METRO AREAS IN THE WORLD
Numbers shown are the population within the immediate surrounding area of the established border of the city, and also include the city limit population figures. Revised (09/05)
Toyko, Japan 31.2 million
New York City - Philadelphia area, USA 30.1 million
Mexico City, Mexico 21.5 million
Seoul, South Korea 20.15 million
Sao Paulo, Brazil 19.9 million
Jakarta, Indonesia 18.2 million
Osaka-Kobe-Kyoto, Japan 17.6 million
New Delhi, India 17.36 million
Mumbai, India (Bombay) 17.34 million
Los Angeles, USA 16.7 million
Cairo, Egypt 15.86 million
Calcutta, India 14.3 million
Manila, Philippines 14.1 million
Shanghai, China 13.9 million
Buenos Aires, Argentina 13.2 million
Moscow, Russian Fed. 12.2 million
LANGUAGES OF THE WORLD
Languages spoken by the most people
(Native speakers only)
Chinese Mandarin 1 billion +
English 512 million
Hindi 501 million
Spanish 399 million
Russian 285 million
Arabic 265 million
Bengali 245 million
Portuguese 196 million
Malay-Indonesian 140 million
Japanese 125 million
German 100 million
Korean 78 million
French 77 million
Chinese, Wu 77 million
Javanese 75 million
Chinese. Yue 71 million
LARGEST DESERTS OF THE WORLD
(SUBTROPICAL)
Sahara, North Africa 3,500,000 sq. miles
Arabian, Middle East 1,000,000 sq. miles
Great Victoria, Australia 250,000 sq. miles
Rub'al 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/Pakistan175,000 sq. miles
Great Sandy, Australia 150,000 sq. miles
Gibson, Australia 120,000 sq. miles
Sonoran, S.W. USA 120,000 sq. miles
Mohave, S,W, USA 54,000 sq. miles