In 2009, Scafetta faced criticism for failing to disclose the computer code required to reproduce his research [REF].
In a 2011 article published in The Open Atmospheric Science Journal Craig Loehle of the National Council for Air and Stream Improvement (a forest industry institution) and Scafetta forecast that the world climate "may remain approximately steady until 2030-2040, and may at most warm 0.5-1.0°C