Abstract: An electromagnetic pulse (EMP) over the United States could end modern life in America overnight. Whether caused by an enemy attack (a nuclear device detonated above the atmosphere) or by a natural phenomenon (a geomagnetic storm), an EMP can cause entire regions of…

Abstract: Eight countries hold vast territories in the Arctic: the United States, Canada, Russia, Norway, Denmark (via Greenland), Finland, Sweden, and Iceland. All eight countries are positioning themselves to protect their sovereignty, defend their competing territorial claims, and develop significant natural resources. Future disputes…

Abstract: The United States is known around the world for sending help—from in-person medical assistance to financial donations—when disasters strike in other countries. When disasters have recently struck the U.S.—9/11, Hurricane Katrina, and the Gulf oil spill—other countries have been equally quick to offer…

Abstract: Most Americans—whether members of the public or politicians in Congress—ignore or are unaware of the very real threat of an electromagnetic pulse (EMP) attack. A nuclear device detonated high in the atmosphere above the American mainland can easily disable the country’s electrical grid—shutting…

Abstract: The North American Aerospace Defense Command (NORAD) has repeatedly adapted to meet a range of national security concerns. First created to confront the growing Soviet bomber threat, NORAD’s mission has been expanded to provide aerospace and maritime warning for North America. However, U.S.…

Abstract: A homeland security enterprise that can meet the threats and challenges of the 21st century requires the assistance and commitment of America’s educational…

Abstract: Highways, bridges, power plants, and cyber networks are all part of the national infrastructure— which is essential for the daily functioning of American society. The Department of Homeland Security carries the prime responsibility for protecting “critical infrastructure”…

In June, the World Health Organization (WHO) declared swine flu--officially known as the H1N1 virus--the first influenza pandemic since 1968. The following month, the WHO told countries to stop reporting individual swine flu infections because the number of victims had rapidly exceeded 1 million people and the virus had spread to almost every…

As President Barack Obama rightly noted in one of his first directives, his "highest priority is to keep the American people safe."[1] Addressing homeland security challenges effectively requires understanding them. Many of the threats the United States faces, and many of the means available to counter them, are…