Complex sentence: Unlike the more conventional seismic acquisition technique, airborne methods do not require personnel and equipment to be placed directly on the ground for multi-week operations which reduces the risk to the health and safety of acquisition personnel and minimizes the environmental footprint of the surveying operation.
Split into simpler sentences: Unlike the more conventional seismic acquisition technique, airborne methods do not require personnel and equipment to be placed directly on the ground for multi-week operations. This reduces the risk to the health and safety of acquisition personnel and minimizes the environmental footprint of the surveying operation.