This entailed describing the formation of limestone caverns and lava tubes, relying on geologic knowledge of rock material, their weathering properties, and effects of groundwater.
(This; entailed; describing the formation of limestone caverns and lava tubes, relying on geologic knowledge of rock material, their weathering properties, and effects of groundwater)
This
entailed
describing the formation of limestone caverns and lava tubes, relying on geologic knowledge of rock material, their weathering properties, and effects of groundwater