Her 1963 warnings about the effects of pesticides and herbicides sparked a revolution in environmental policy.
In 1927, the Mississippi River flooded from New Orleans to Illinois, leaving a million people homeless and leading to a major black migration to the North.
A daunting story of shipwreck, starvation, mutiny and cannibalism amongst a group left abandoned in the high Arctic.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
Before radar had been invented a devastating hurricane hit America, surprising residents of the East Coast and killing more than 600 people.
The American effort to relieve starvation in Soviet Russia in 1921 during the worst natural disaster in Europe in 500 years.