The document discusses risk, threats, and consequences in the context of homeland security, emphasizing that these are not solely the responsibility of the federal government but involve all levels of government and the private sector. It outlines a formula for assessing risk based on the likelihood of threats and their potential impacts, as well as categorizing hazards into natural, technological, and man-made events. The all-hazards approach is highlighted as essential for preparing and responding to a wide range of threats, not limited to terrorism.