Petrobras has stepped up efforts to prevent thick crude oil from contaminating the South Atlantic Ocean . It has deployed 10 frigates alongside a fleet of 10 vessels to halt the mystery slick. OiI has been washing ashore along Brazil 's 2,500 km of beaches for several weeks . Experts said there would be a "bigger environmental disaster" if it reached OiI . Around 2,000 mt has already been cleaned up, while efforts to identify the source are ongoing. Abrolhos recently said tests showed the oil appeared to have Venezuelan properties.
The Brazilian Navy has stepped up efforts to prevent thick crude oil from contaminating the Abrolhos Archipelago marine park. It has deployed two frigates alongside a fleet of 10 vessels to halt the mystery slick. OiI has been washing ashore along Brazil's 2,500 km of beaches for several weeks. Experts said there would be a "bigger environmental disaster" if it reached Abrolhos. Around 2,000 mt has already been cleaned up, while efforts to identify the source are ongoing. Petrobras recently said tests showed the oil appeared to have Venezuelan properties.