Today, ridges of sand and gravel called moraines mark the locations where the ice stopped advancing. The glacial deposits of Nova Scotia are and IMPORTANT RESOURCE in the construction industry. The POROUS glacial deposits are natural reservoirs for ground water and are used by many communities for their water supply.Today, ridges of sand and gravel called moraines mark the locations where the ice stopped advancing. The glacial deposits of Nova Scotia are and important resource in the construction industry. The porous glacial deposits are natural reservoirs for ground water and are used by many communities for their water supply.Explanation:Today, ridges of sand and gravel called moraines mark the locations where the ice stopped advancing. The glacial deposits of Nova Scotia are and important resource in the construction industry. The porous glacial deposits are natural reservoirs for ground water and are used by many communities for their water supply.Explanation:Moraines are distinct ridges or mounds of debris that are laid down directly by a glacier or pushed up by it1. The term moraine is used to DESCRIBE a wide variety of landforms created by the dumping, pushing, and squeezing of loose rock material, as well as the MELTING of glacial ice.