Causes and effects of desertification: Desertification is defined as a process of land degradation in arid, semi-arid and sub-humid areas due to various factors including climatic variations and human activities. Or, to put it in another way, desertification results in persistent degradation of dryland and fragile ecosystems due to man
Elizabeth Blackwell (3 February 1821 â 31 May 1910) was a British-born physician, notable as the first woman to receive a medical degree in the United States, as well as the first woman on the UK Medical Register.
PBS: How Elizabeth Blackwell became the first female doctor in the U.S. Elizabeth Blackwell's Struggle to become a Doctor; Books: Blackwell, Elizabeth. Pioneer Work in Opening the Medical Profession to Women: Autobiographical Sketches by Dr. Elizabeth Blackwell. London: Longmans, Green, and Co., 1895. Kline, Nancy. Elizabeth Blackwell: A Doctor's Triumph. Berkeley: Conari Press, 1997.