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.
The Village of Oswego had a population of 31,832 as of July 1, 2015. Oswego ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.