France, July 16 -- The east African oil refinery, with a planned capacity of 700,000 barrels per day, was confirmed earlier this month to be located at Kenya's Lamu port, ending months of speculation that Tanzania could host the project.

"This project threatens to damage one of East Africa's most fragile coastal ecosystems while locking Kenya into a risky fossil fuel future," Sherelee Odayar, Greenpeace Africa Oil and Gas campaigner, said in a statement.

The group said the oil refinery, which is expected to take about 30 months to build, will lead to "habitat destruction, marine degradation, oil spill risk and dangerous air pollution".

"Lamu's mangroves, coral reefs and seagrass beds are not expendable. They support fisheries, liveliho...