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 by Jan Nader is a children's book consisting of short passages and portraits outlining Blackwell's life. The book is written for an audience of early readers, aged 9 to 12. The book portrays Blackwell as a driven woman-- the last lines of the book are notable: Elizabeth died in 1910.