Conservation group Greenpeace warned on Friday that the environmental impact of the Fukushima nuclear crisis five years ago on nearby forests is just beginning to be seen and will remain a source of contamination for years to come. The March 11, 2011 magnitude 9.0 undersea earthquake off Japan’s northeastern coast sparked a massive tsunami that swamped cooling systems and triggered reactor meltdowns at the Fukushima Daiichi nuclear plant. Radiation spread over a wide area and forced tens of thousands of people from their homes — many of whom will likely never return — in the worst nuclear accident since Chernobyl in 1986. As the fifth anniversary of the disaster approaches, Greenpeace said signs of mutations in trees and DNA-damaged worms were beginning to appear, while “vast stocks of radiation” mean that forests cannot be decontaminated. In a report, Greenpeace cited “apparent increases in growth mutations of fir trees… heritable […]