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 | Major Iron-Producing Areas in North America | Class | Rank | US dollars | Class | Rank | Percent | 0–0.9 | 1.0–1.9 | 2.0–3.9 | 4.0–5.9 | 6.0–8.0 | More than 8 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2.52% | 22.2% | 44.6% | 45.1% | 30.7% | 6.86% | 3.60% |
0.18.0