1. Trends in recentwildfire activity3/16/2013

2. Number of U.S. wildfires: 1961-2012300,000250,000200,000Change inreporting150,000100,000 50,000 0 Source: National Interagency Fire Center 3/16/2013 2 3. Number of U.S. wildfires: 1990-2012120,000100,00080,00060,00040,00020,000 0 Source: National Interagency Fire Center 3/16/2013 3 4. Acres burned by U.S. wildfires: 1961-201212,000,00010,000,0008,000,0006,000,0004,000,0002,000,00010-year moving average0Source: National Interagency Fire Center 3/16/2013 4 5. Average size of U.S. wildfires: 1961-201216014012010080604010-yearmovingaverage20 0Source: National Interagency Fire Center 3/16/2013 5 6. Average size of U.S. wildfires: 1990-201216014012010080 5-year60 moving average4020 0Source: National Interagency Fire Center 3/16/2013 6 7. Number of fires larger than 100,000 acres1614121086420 1997 1998 1999 2000 2002 2003 20042005200620072008 2009 2010 20112012Source: National Interagency Fire Center 3/16/2013 7 8. Download more slides and other resources ecowest.org 3/16/2013 8