"Climate change and range expansion of an aggressive bark beetle: evidence of higher reproductive success in naïve host tree populations". Journal of Applied Ecology. 47 (5): 1036–43. doi:10.1111/j.1365-2664.2010.01848.x. ↑ Pine Forests Destroyed by Beetle Takeover, NPR'sTalk of the Nation, April 25, 2008 ↑ US National Assessment of the Potential Consequences of Climate Variability and Change Regional Paper: Alaska ↑ Running SW (August 2006).