MapMaster 3

Atlas (Beta)

Low Pressure

North AmericaPhysical Environment

A region where atmospheric pressure at the surface is lower than surrounding areas

A map highlights the low pressure regions in North America by a letter L enclosed in a circle. On the border of Washington and British Columbia. In the Halifax, and Manitoba Ontario boarder. One in the Amarillo.

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Low Pressure	Platinum Mines	Clean Water Access			European Settlement Expansion
Low Pressure	Platinum Mines	Class	Rank	Percent	Settled 1750–1850	Settled by 1750	Settled by 1910












1	5.333333333333333				29.2%	11.2%	25.5%

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