Enhancing key climate datasets and what it tells us about temperature targets Every 0.1 degree matters as the world attempts to keep within 1.5-degree rise Thu, Dec 31, 2020, 06:00 The Paris Agreement is frustratingly vague and imprecise as to what constitutes pre-industrial Research groups around the world provide updates of global surface temperatures that are critical to evaluating climate change trends. They differ based on starting year, corrections made to changing measurement techniques, and how they deal with gaps between measurement locations. Crucially, all show similar levels o...