1 Hydropower is the most efficient way to generate electricity. 2  Modern hydro turbines can convert as much as 90% of the available energy into electricity. 3  The best fossil fuel plants are only about 50% efficient. ( 4 1). 5  In the U.S., hydropower is produced for an average of 0.85 cents per kilowatt-hour (kwh). World-wide, about 20% of all electricity is generated by hydropower. ( 2 1). 3  Hydropower provides about 10% of the electricity in the United States. ( 4 1). 5  The United States is the second largest producer of hydropower in the world.
Lincoln's Diagnosis: MEN2B. The Physical Lincoln shows that President Abraham Lincoln had an extremely rare disease called MEN2B -- multiple endocrine neoplasia, type 2B. MEN2B is a genetic disorder in which long-bones and nerve cells grow excessively. Without treatment, 100% of people develop thyroid cancer and 50% also develop a tumor in the adrenal glands.
LINCOLN AND THE MARFAN SYNDROME: THE MEDICAL DIAGNOSIS OF A HISTORICAL FIGURE Gabor S. Boritt Adam Borit Thirty-one years after Abraham Lincoln's death, in 1896, Antoine Bernard-Jean Marfan, professor of pediatrics in Paris, published the case history of a five-and-a-half-year-old girl who suffered from a syndrome that was to bear his name.