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Status of Guidance and Scientific Knowledge on Using Heating, Ventilation, and Air Conditioning (HVAC) Systems for Protection During Radiological/Nuclear Emergencies.
The Office of the Citizenship and Immigration Ombudsman (CIS Ombudsman) is committed to providing meaningful access to our office and activities for individuals with limited English proficiency.
The Office of the Citizenship and Immigration Ombudsman (CIS Ombudsman) aims to be a champion for a transparent and efficient immigration benefits system administered by U.S. Citizenship and Immigration Services (USCIS). Our strategic plans help us to effectively carry out our mission through casework, stakeholder engagement, and policy recommendations.
From natural disasters to deliberate attacks by hostile entities, critical infrastructure systems face a myriad of challenges. CIRI’s interdisciplinary team delivers tools, technologies, and solutions to the businesses and public entities that own and operate critical systems.
Steady State refers to the Department of Homeland Security's activities during normal operations. Here, in brief, is what the many operational and support components that make up the Department are responsible for doing on the day-to-day.