Synthesis figures and maps from the book
Peters, DPC, Laney CM, Lugo AE, Collins SL, Driscoll CT, Groffman PM, Grove JM, Knapp AK, Kratz TK, Ohman MD, Waide RB and Yao J.2011. Long-term trends in ecological systems: a basis for understanding responses to global change. USDA Agriculture Research Service Publication No. XX. Washington, D.C.
Chapter 11 Long-term trends in climatic and climate-related drivers
Chapter 12 Long-term trends in precipitation and surface water chemistry
Chapter 13 Long-term trends in human demography and economy across sites