Physiological Density
WorldPopulationAgriculturePhysiological population density, or the number of persons per unit area of arable land, by country.
FAOA world map showing physiological density. Dark red (more than 2,500): Egypt, Yemen, South Korea, Greenland, Guinea. Red to light red (500 t0 2,500): China, Saudi Arabia, Mexico, India, Iran. Very light red (less than 500): Canada, U S A, Russia.
Class | Rank | People per square kilometer | Class | Rank | Gallons per person | Risk level 1 (very low) | Risk level 2 | Risk level 3 (low) | Risk level 4 | Risk level 5 (moderate) | Risk level 6 | -0.25 to 0.25 | 0.75 to 1.0 | 1.0 to 1.25 | 1.25 to 1.5 | 1.5 to 1.75 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49.2% | 8.45% | 12.0% | 18.7% | 9.20% | 0.891% | 0.311% | 1.20% | 0.159% | 0.444% | 2.10% | |||||||
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