MILAN, Feb 3 : Environmental advocacy group Greenpeace has called on Winter Olympics organisers to end their partnership with Italian oil major Eni, warning that the group's fossil fuel operations undermine efforts to protect snow‑dependent sports as the climate warms. The Milano Cortina Olympics will run from February 6-22 and state-controlled Eni is one of the premium domestic sponsors of these Games. Environmental groups say Eni's activities contribute significantly to global warming,