4 As people move increasingly into the wildland-urban interface, they may be more at risk from the impacts of wildfires. The number of new houses in these areas increased 41% from 1990 to 2010. Why do wildfires matter?Īs of 2010, nearly 44 million homes in the United States were in the wildland-urban interface, 4 an area where residential development meets or intermingles with wildland vegetation. for forestry and agricultural land management. Prescribed fires are used extensively in the Midwest and Southeastern U.S. 1 In contrast to wildfires, prescribed fires (also called “controlled burns”) are the careful and intentional use of fire under a particular set of weather and fuel conditions to achieve natural resource objectives. Wildfires are most likely to occur during dry periods, when easily combustible material is abundant, and during windy weather conditions, which allow fires to burn hotter and spread more rapidly. While fires are a natural and necessary part of many ecosystems, wildfires can start or spread in areas where people live, threatening both lives and property.
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