Nature News: India’s environment minister Jairam Ramesh will visit the site of a proposed underground neutrino laboratory next month, to try to break the impasse between physicists and environmentalists over its construction.The US$160 million India-based Neutrino Observatory (INO) was to have been completed by 2012 to study the elusive particles known as neutrinos. But its construction is mired in controversy over the wisdom of locating the facility in prime elephant and tiger habitat at Singara in the Nilgiri Biosphere Reserve, 250 kilometers south of Bangalore.