An estimated 80,000 to 620,000 barrels of oil still coating the bottom of the Gulf after the massive oil spill 4 years ago.
Scientists assigned a grade for global ocean health, giving the world's waters a "D" on an annual oceans report card.
Women's International Shipping & Trading Association annual general meeting reaches new heights with conference attendees from 35 different countries.
European shipowners and port authorities call for clarification of the rules about the use of scrubbers.
