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.
Elizabeth Blackwell, American Woman of Achievement (1989) by Jordan Brown is a very informative text that captures, in lengthy detail, the journey of Elizabeth Blackwell. This book is a reference which is a very weighty and in-depth biography that explores Blackwell from birth to death and therefore its main audience is people interested in research relating to Blackwell.