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.
The only way for someone to have a negative blood type is for both parents to have at least one negative factor. For example, if someoneâs Rh factors are both positive, it is not possible for his or her child to have a negative blood type. Only people with at least one Rh-negative factors will have a negative blood type, which is why the occurrence of Rh-negative blood is less common than Rh-positive blood.