However, because storage is so new there has been wide uncertainty about what degree of cost reduction would be experienced by different storage technologies. (sciencedaily.com)
What possible planning decisions could be made under wider uncertainty than the 2 - 4.5 C range, or 1 - 3 feet sea - level by 2100 range? (judithcurry.com)
The GCP reports that China's emissions are projected to grow by 3.5 % in 2017, with wide uncertainty ranging from 0.7 % to 5.4 %. (carbonbrief.org)