What does the color yellow indicate on a military map overlay?

On military maps, the color yellow typically indicates contaminated areas, which can represent areas impacted by hazardous materials or environments that pose dangers to personnel. This color is used to alert troops and planners to potential threats that may exist in certain locations, ensuring that they take the necessary precautions to avoid exposure or operational challenges.

The use of yellow for contamination is important for situational awareness and tactical decision-making, allowing military personnel to navigate effectively while avoiding harm from hazardous substances. Understanding the significance of colors on a map overlay is crucial for safe and efficient navigation in the field, highlighting the necessity to be aware of environmental risks in operational planning and execution.