Communications are key. Share with others.

During public emergencies, monitor traffic conditions.

Know what to do during a general public emergency.

Help is at hand. US only.

Outdoor warning sirens form part of a countries civil defence network. If you hear the siren outside of 12 noon, head indoors.

Steps to help you survive an active shooter. Part 1.

Improve your survival if there is an active shooter, with these tips. Part 2.