Reuters: U.S. Secretary of State John Kerry on Monday called for a global regime to protect the oceans, which he said were under threat from too much fishing, acidification from climate change, and marine pollution. Kerry opened the two-day "Our Ocean" conference at the State Department with a call for all nations to move beyond talks and studies to taking specific steps toward a global agreement to protect the oceans. "We are not going to meet this challenge unless the community of nations comes together...