more is needed. i think 1.5. so much more is needed. i think small countries like ours can lead the way and i will talk shortly about what we in scotland are doing and what more we need to do, but in the coming days the countries. welcome to view a s on bbc world, we are currently watching a speech being made by nicola sturgeon about the environment. let s return to it. and be clear in their determination to achieve net to zero. to be credible, their pledges must be backed by action. the hard fact is this, keeping 1.5 alive, which has become the strapline almost four cop 26, is vital, but it must notjust become a face saving slogan, it must become a face saving slogan, it must be real. both in the run up to and at cop 26 itself, there needs to be at cop 26 itself, there needs to be a significant uplift in ambition from the world s biggest emitting countries to make that real. we must