Natural background radiation. We are all exposed constantly to ionising radiation from a variety of natural and artificial sources. The sun is a major source of 'cosmic radiation'. Skiing at high altitudes and airline flights will increase our exposure to cosmic radiation.
Geneseo, NY City Data Geneseo, NY is a city with great restaurants, attractions, history and people. There are around 7,579 people who live in Geneseo and approximately 64,328 who live in Livingston County.
Population Demographics. 1  The majority (93.6%) of the Prairie du Chien, WI population is White. 2  The city's population is 14.1% college educated and 90.0% have a high school diploma or a GED. 3  The city's population is 98.4% native born and 1.6% foreign born. 4  The population of Prairie du Chien, WI is 5,911. Of the city's population 52.4% are males and 47.6% are females. The city's residents are 47.2% married and 52.8% single.