The global carbon cycle is now usually divided into the following major reservoirs of carbon interconnected by pathways of exchange: 1  The atmosphere. 2  The terrestrial biosphere. 3  The oceans, including dissolved inorganic carbon and living and non-living marine biota.
Elizabeth Blackwell: First Woman M.D. (Barnard Biography Series, Vol. 2) Mar 1, 1997
28. Elizabeth Blackwell, the first woman medical doctor in the United States, founded the New York Infirmary, an institution that has always had a completely female medical staff. 28. Elizabeth Blackwellï¼ ç¾å½ç¬¬ä¸ä¸ªå¥³å»çï¼ åå»ºäºåå·¥ä¸ç´ä¸ºå¥³æ§çº½çº¦è¯æã ç¬¬ 17 é¡µ(å± 76 é¡µ) éæåç±»è¯æ±å¤§å¨ 29.