You can't use historical observed trend as a guide to future trend resulting from future increases in forcings. (blog.hotwhopper.com)
Long - term trend results, which were absolutely flat in the decade just before accountability became the norm in the country, improved dramatically between 2000 and 2008. (crpe.org)
For GHG forcing only, the linear trend results are very similar to those using the robust trend. (link.springer.com)