As diplomats from around the world convene in Jamaica next month to discuss international guidelines on deep sea mining, environmental activists are urging nations to consider a California law they say could mitigate the need to destroy fragile ocean ecosystems. As diplomats from around the world convene in Jamaica next month to discuss international guidelines on deep sea mining, environmental activists are urging nations to consider a California law they say could mitigate the need to destroy fragile ocean ecosystems. Environment Phys.org – latest science and technology news stories