LONDON, Oct 26 (Reuters) – Current commitments to cut greenhouse gas emissions put the planet on track for an average 2.7 degrees Celsius temperature rise this century, a United Nations report said on Tuesday, in another stark warning ahead of crunch climate talks . Governments will be in the spotlight at the COP26 conference next week to meet a deadline of this year to commit to more ambitious cut pledges, in what could be the last chance to put the world on track to limiting warming to below 2C above pre-industrial levels and ideally to 1.5C (2.7 degrees Fahrenheit). […]