Soldiers need to be able to communicate on a noisy, dangerous battlefield even when conventional means of communication are unavailable.
To help meet that need, the US Army has just updated its compilation of hand and flag signals.
One configuration of flags signifies “Chemical, biological, radiological, and nuclear hazard present”:
Or a soldier may need to signal “I do not understand,” as follows:
See Visual Signals for Armor Fighting Vehicles (Combined Arms), GTA 17-02-019, US Army, February 2018.
Understanding and planning for the compound impacts of extreme heat and wildfire smoke will improve public health preparedness, mitigate public exposure to extreme heat and wildfire smoke, and minimize economic losses.
Dr. Isler has worked extensively with schools, universities, nonprofit organizations, and planetariums across the country to inspire and advance a more equitable future where anyone can participate in, contribute to, and benefit from science and technology.
FAS estimates that the United States maintains a stockpile of approximately 3,700 warheads, about 1,700 of which are deployed.
This strategy provides specific, actionable policy ideas to tackle the growing threat of extreme heat in the United States and was co-signed by more than 60 labor, industry, health, housing, environmental, academic and community associations and organizations.