Oceans

Snorkeler swimming near whale shark (© Helmut Corneli/Alamy)

Protecting the ocean from 5 big threats [photo gallery]

Learn about some of the most pressing challenges to ocean health, how the U.S. government is working to address them, and what you can do to help.
Ripples on the surface of body of water (© Bill Brooks/Alamy)

What do you know about international waters?

Modern maritime law grew out of a big question: How much should a state control beyond its coasts? States control a narrow band of territorial waters; international waters belong to no one.
Man with mine in water working with men in boat (U.S. Navy/Petty Officer 2nd Class Nicholas Bauer)

U.S. supports freedom of navigation worldwide

The United States is supporting freedom of navigation around the world, challenging maritime claims that are inconsistent with international law.
A whale swimming (NOAA Fisheries)

Scientists find mysterious whale is a species all its own

U.S. scientists have determined that a critically endangered whale is actually a new species. Learn more about the discovery of Rice's whale.
Ship on water seen in distance through trees (U.S. Coast Guard/Chief Petty Officer Kip Wadlow)

U.S. Coast Guard’s Polar Star docks after Arctic research

Working with its partners, the U.S. Coast Guard is training the next generation of Arctic sailors and helping to ensure a secure, rules-based Arctic Region.
People setting up pump on vessel at sea (U.S. Coast Guard/Petty Officer 2nd Class Abraham Perez)

U.S. Coast Guard partners with South America to battle illegal fishing

As a part of the U.S. Coast Guard's Operation Southern Cross, the USCGC Stone is making its first patrol in the South Atlantic to combat illegal fishing.
Child wading through trash-filled water while carrying bag (© Solo Imaji/Barcroft Media/Getty Images)

U.S. invests in cleaning up plastic in oceans

The United States plans to invest in projects that aim to clear the plastic out of the world's oceans. Learn more about the initiative here.
Illustration of satellite moving above Earth (NASA/JPL)

NASA launches U.S.-European satellite mission to monitor global sea levels

A U.S.-European mission sent a satellite into space to collect information about rising sea levels that will help scientists and first responders.
Two ships in ocean (USCG/Petty Officer Jonathan R. Cilley)

The dire effects of illegal fishing

China's dark fishing fleet poses far-reaching threats to legitimate commerce, food security and marine ecosystems, experts say.