"Shipwrecks help to fill in some of the unwritten pages of history, " said Frank Cantelas, a maritime archaeologist with NOAA's Office of Ocean Exploration and Research.
For instance, sea ice is predicted to increasingly shrink as a result of climate change: the late-summer Arctic sea ice may vanish almost entirely by the middle of the century, triggering unprecedented maritime challenges, with an increase in shipping and oil and gas exploration in high-latitude waters previously covered in ice.