A relatively large number of studies failed to report important information on intervention characteristics, such as specific intervention practices and delivery techniques. (link.springer.com)
Body Of Proof: Large Number Of Studies Show Medieval Warm Period «Prominent In Southern Hemisphere» Remember how in the late 1990s / early 2000s the Medieval Warm Period (MWP) was made to disappear, and it was claimed that it was mainly a local, North Atlantic phenomenon. (pearltrees.com)
The application of meta - analysis to agriculture, forestry and fisheries in order to identify trends and consistent findings across large numbers of studies has revealed important new information since the TAR, especially on the direct effects of atmospheric CO2 on crop and forest productivity (e.g., Ainsworth and Long, 2005) and fisheries (Allison et al., 2005). (ipcc.ch)