Some scientists have argued that Earth's crust in northern portions of North America is still slowly springing upward in response to the melting of the ice sheet that smothered the region during the last ice age. (sciencemag.org)
On this week's map, conditions remained status quo in northern portions of the region while short - term precipitation deficits during the past 30 days led to expansion of areas of Abnormally Dry (D0) in southern Alabama and in northwestern Florida near the Apalachicola River. (droughtmonitor.unl.edu)
[13] The far northern portion of the district — including the largest city, Watertown — had not been represented by a Democrat since the 1850s. (en.wikipedia.org)