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

Explaining The Ocean on Instagram: "The whale shark is the largest fish in the world, yet it’s often called a “gentle giant” of the oceans. Despite growing up to 40 feet long, these massive filter-feeders survive mainly on plankton, small fish, and krill, swimming with their huge mouths open to sieve food from the water. Their spotted skin patterns are unique to each individual, like fingerprints, making them easy to identify in the wild. Whale sharks are found in warm, tropical seas across the