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.
ABRAHAM LINCOLN - Famous Bipolar Leader. Abraham Lincoln was the 16th President of the United States of America. His term of rule spanned between March 1861 and April 1965. He led America through the American Civil War, ending the slavery and much internal crisis.