What is a critical factor in cavern dive planning?

In cavern dive planning, assessing the environment for potential hazards is crucial because it helps divers identify and mitigate risks that could jeopardize their safety. These hazards may include water currents, visibility issues, or the presence of obstacles and overhead environments that could lead to disorientation. By thoroughly evaluating the dive site, divers can make informed decisions about their dive, including entry points, exit strategies, and emergency procedures. Understanding the environment ensures that divers are prepared for any unexpected situations they may encounter during the dive, contributing to overall safety and success.

In contrast, relying on a non-diving friend for information may not provide the technical insight needed for such specialized activities. Focusing only on personal experience may overlook the unique aspects of the specific dive site in question. Ignoring weather conditions could also lead to dangerous situations, such as unexpected changes in visibility or water conditions that can significantly impact safety. Therefore, assessing the environment is the most critical factor for ensuring a safe and successful cavern dive.