History of malaria and brain which are the most constant post-mortem indications of chronic malaria infection. He related the prevalence of malaria in swampy areas to the presence of flies and recommended swamp drainage to prevent it. In the nineteenth century, the first drugs were developed to treat malaria and parasites were first identified as its source. French chemist Pierre Joseph Pelletier and French pharmacist Joseph Bienaimé Caventou separated in 1820 the alkaloids cinchonine and quinine from powdered fever tree bark, allowing for the creation of standardized doses of the active ingredients. Prior to 1820, the bark was simply dried, ground to a
Human right to water and sanitation acknowledgement of this legal obligation could prevent the negative effects of the global "water crunch" (as a future threat and one negative result of human over-population). Water shortages and increasing consumption of freshwater make this right incredibly complicated. As the world population rapidly increases, freshwater shortages will cause many problems. A shortage in the quantity of water brings up the question of whether or not water should be transferred from one country to another. The commercialization of water is offered as a response to the increased scarcity of water that has resulted due to the world population tripling while the