High Pressure
North AmericaPhysical EnvironmentA region where atmospheric pressure at the surface is greater than surrounding areas
A map highlights the high-pressure regions in North America with a letter H enclosed in a circle. Near Columbia Kootenay Mountain and, near Ottawa.
High Pressure | Class | Rank | Percent | Class | Rank | People per square kilometer | Caledonian and Hercynian (or Appalachian) remnants | Isolated volcanic areas | Alpine system | Sedimentary covers | Laurasian shields | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 19.2% | 76.7% | 61.8% | 40.1% | 53.1% |
0.18.0