Dr. Usha Mehta

  Continent Area (km²) Area (mi²) Percent of total landmass Population Percent of total population Density People per km² Density People per mi² Most populous city (proper) Asia 43,820,000 16,920,000 29.5% 4,164,252,000 60% 95.0 246 Shanghai, China Africa 30,370,000 11,730,000 20.4% 1,022,234,000 15% 33.7 87 Lagos, Nigeria North America 24,490,000 9,460,000 16.5% 542,056,000 8% 22.1…