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The answer is artificial reef. Its a man made underwater structure typically built to promote marine life areas with a generally features bottom to control erosion, block ship passage or improve surfing. Artificial reef improve marine life in a certain area and deprive a new location for fishermen to fish and which works to ease the pressure on natural reefs.
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Aridisols are soils characteristically found in areas with arid and/or semi-arid climate. They dominate the area of deserts and even xeric shrublands. These deserts and shurblands covered one third of the Earth's land surface. It has a low amount or concentration of organic matter.
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Erosion refers to the displacement of the solids through wind, water and ice. Weathering refers to the decomposition of the rocks, soil and minerals through direct contact with the atmosphere. The eroded materials are displaced in the case of erosion. The weathered materials are not displaced in the case of weathering
The correct answer is D. Decreased travel times.
The industrial revolution revolutionized the transport as well, so in this period we have the emergence of transporting machines, like the trains for example, and they were also getting better and better as the year passed by, and they were of great help to the people, especially when they had to travel on long distances.
