A gap analysis conducted by the CLEAN effort after the completion of the first phase (CLEAN Gap and Thin Spot Analysis of the CLEAN Collection, <a href="http://cleanet.org/clean/community/gap_analysis">http://cleanet.org/clean/community/gap_analysis</a> ) reveals that in some areas, such as strategies to reduce greenhouse gases, there are myriad resources, in other areas, such as climate adaptation strategies, there are few if any high quality materials.