Too many small yachts and speedboats are simply being abandoned to shed toxins and microplastics into the sea.
Being stuck on a ship is not only unpleasant, it's also very dangerous.
Finding the wreck of SS Iron Crown, lost underwater for more than 70 years, was the (relatively) easy part. It's what we can learn from now on that's the challenge.
Two labor negotiation experts explain how a 2015 dispute that seemed intractable got resolved, with important lessons for the partial government shutdown.
With 90 percent of global goods coming to us by ship, who are the men and women who care for the crews?