What does the Emergency Security Control of Air Traffic (ESCAT) primarily address?

The Emergency Security Control of Air Traffic (ESCAT) primarily addresses national security control under emergency conditions. This system is designed to ensure that air traffic can be managed effectively during situations that pose a threat to national security, such as military actions or terrorist attacks. In such scenarios, normal air traffic control procedures may need to be altered, and ESCAT provides the framework for prioritizing air traffic based on security needs.

The other options, while relevant to air traffic management and safety, do not align with the specific focus of ESCAT. Increased air traffic communication, weather-related emergencies, and routine communication procedures are standard operational procedures that apply under normal conditions rather than emergency security situations. The emphasis of ESCAT distinctly highlights the protection and management of air traffic during critical national security events.