NASA Earth on Instagram: "Arctic sea ice this year tied for the 10th lowest on record, @nasa and @nsidcnews report. Sea ice—or frozen seawater—forms and melts directly in the ocean and is different from icebergs or glaciers, which come from land-based ice. Every year around September, Arctic sea ice reaches its minimum extent. This year, sea ice reached its yearly minimum extent of 1.78 million square miles on Sept. 10, tying with 2008 as the 10th-lowest on record. #earth #NASA #ice #seaice #sci

Sea of Specters - | HAUNTED OCEAN MYSTERIES | on Instagram: "Scientists made a groundbreaking discovery when they found vast reserves of water hidden deep beneath the ocean floor. This water is not in the form of lakes or seas but is trapped within porous rocks and minerals located hundreds of kilometers below the Earth’s crust. The finding was made using seismic waves and drilling data, which revealed that the mantle rocks can hold enormous amounts of water—possibly more than all the surface oc