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.
We are proud of our designation by the National Park Service as a National Historic Landmark, proud to be the home of the nationally recognized State University College at Geneseo, and proud to be the County seat that serves as the site of the Livingston County Government Complex.