Radioactive materials from Fukushima continue leaking into our atmosphere even after four years have passed since 2011 earthquake/tsunami caused nuclear disaster at Fukushima nuclear power plant . Radioactive isotopes such as Cesium 137 have been measured in all 50 states by USGS scientists (1). In addition ,   radioactive material continues releasing into air through forest fires (2). Fukushima nuclear power plant is leaking radioactive material even after four years have passed since 2011 earthquake/tsunami caused nuclear disaster at Fukushima nuclear power plant .