List of volcanoes in Japan. This is a list of active and extinct volcanoes in Japan. Orange background indicates a volcano considered active by the Japan Meteorological Agency.
Facts about Blood Types with charts about Blood Types and Blood type information O + O positive donors are needed more frequently than any other donor. Because O positive is the most common Blood type (39% of the population), it is needed more often by people requiring Blood in hospitals. Facts about Blood Types with charts about Blood Types and Blood type information. O - 7% of the population has O negative Blood.
Only about 15% of the United States Population have the Rh- Negative Blood and the number of compatible donors gets smaller when you separate that into blood type. I have read we are only about 7% of the World's population, but have yet to confirm it with a current source.