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These are tables showing the composition and structure of Earth.
Earth dimensions
| Land surface |
149,000,000 km² (57,510,000 Sq. miles) (29.2% of total surface) |
| Water surface |
361,000,000 km² (139,440,000 Sq. miles) (70.8% of total surface) |
| Equatorial circumferences |
40,075 km (24,901 mi) |
| Meridional circumference |
40,009 km (24,860 mi) |
| Equatorial diameter |
12,756.3 km (7,926.4 mi) |
| Polar diameter |
12,714 km (7,900 mi) |
| Polar radius |
6,356.89 km (3,949.99 mi) |
| Volume of the Earth |
1,080,000,000,000 km³ (260,000,000,000 cubic miles) |
| Mass |
5.98x1024 kg (6.592x1021 U.S. tons) |
Continents and population
| Size |
| continent |
area (km²) |
percent |
| World |
149,000,000 |
100 |
| Afro-Eurasia |
84,580,000 |
57 |
| Eurasia |
54,210,000 |
36 |
| Asia |
43,810,000 |
29 |
| Americas |
42,330,000 |
28 |
| Africa |
30,370,000 |
20 |
| North America |
24,494,000 |
16 |
| South America |
17,840,000 |
12 |
| Antarctica |
13,720,000 |
9.2 |
| Europe |
10,400,000 |
7.0 |
| Oceania |
9,142,000 |
6.0 |
| Australia-New Guinea |
8,500,000 |
5.7 |
| Australia mainland |
7,600,000 |
5.1 |
|
| Human Population |
| continent |
approx. population |
percent |
density (h/km²) |
| World |
6,641,000,000 |
100 |
43.29 |
| Afro-Eurasia |
5,400,000,000 |
84 |
63.84 |
| Eurasia |
4,510,000,000 |
70 |
83.19 |
| Asia |
3,800,000,000 |
59 |
86.74 |
| Africa |
990,000,000 |
14 |
21.03 |
| Americas |
986,000,000 |
14 |
29.17 |
| Europe |
770,000,000 |
11 |
70.15 |
| North America |
515,000,000 |
8.0 |
28.87 |
| South America |
471,000,000 |
5.8 |
27.04 |
| Oceania |
40,800,000 |
0.55 |
3.44 |
| Australia-New Guinea |
30,000,000 |
0.5 |
3.28 |
| Australia mainland |
23,000,786 |
0.3 |
2.47 |
| Antarctica |
1,000 |
0.002 |
~0.00 |
|
