Beneath 8,200 feet of water, the Alvin submarine scopes out the Pacific's seafloor in the 1970s. The geologists aboard weren't searching for life — they were on the hunt for hot spots and undersea thermal vents. Courtesy of Kathy Crane hide caption

Florida Gov. Rick Scott says his administration will focus on restoring the Everglades. There are skeptics, however, because Scott oversaw cuts to restoration programs in his first year in office. Joe Raedle/Getty Images hide caption