Reuters: Global warming will push fish stocks more than 200 km (125 miles) toward the poles by mid-century in a dislocation of ocean life, a study of more than 1,000 marine species projected. Tropical nations were likely to suffer most as commercial fish stocks swam north or south to escape warming waters, the report said. Alaska, Greenland and Nordic nations would be among those to benefit from more fish. “We’ll see a major redistribution of many species because of climate change,” …