CORRELATING RADON ACTIVITY WITH CARBON DIOXIDE CONCENTRATION IN AN IOWA CAVE By Lawrence Welch

Lawrence E. Welch*, Yu-An I. Chen, Mark D. Jones, Christopher L. BeckKnox CollegeGalesburg, Illinois, USAlwelch@knox.edu Abstract Reports of encountering “bad air” have occasionally resulted from humans entering cave passages with high levels of carbon dioxide.  Humans breathing high concentrations of carbon dioxide will note obvious physiological impacts, ranging from breathlessness up to death at extreme […]

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Targeted Community Radon Testing: Results And Impact On Mitigations Performed by Kevin Stewart

This report describes that program, its scale and scope, findings of high results, sample means, distribution by level classes, and comparison by residence floor. Comparison of rates at which mitigations were carried out in test-program communities and in non-targeted neighboring control communities found that mitigation rates increased

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