Continuing a plan enacted by President Bush in 2009, President Obama has created the worlds largest marine preserve in the Pacific ocean. The preserve, which expands from Wake Atoll to Jarvis Island, will eliminate fishing, mining and all other commercial undersea activity in the massive 500,000 mile area. This proclomation expands the current protected areas by six times. Read more about the plan in this White House press release. Check out the Pacific Remote Islands Marine National Monument website to learn more about the protected areas.