What is a significant benefit of using thermal imaging in modern infantry warfare?

The significant benefit of using thermal imaging in modern infantry warfare is the enhanced visibility in low-light conditions. Thermal imaging allows soldiers to detect and identify targets that might be obscured by darkness, fog, smoke, or other environmental factors where normal vision would fail. This technology works by detecting the heat emitted by objects, allowing users to see through obstacles and gain situational awareness even in complete darkness. This capability is crucial for operations conducted at night or in low-visibility environments, significantly improving a unit's effectiveness, safety, and responsiveness in combat situations.

The other options do not relate closely to the key benefits provided by thermal imaging. While physical strength, hand-to-hand combat techniques, and supply needs are all important aspects of infantry warfare, they do not directly pertain to the specific advantages offered by thermal imaging technology.