Flood control
levees
the answer is levees or, Irrigation
levees (flood control)
Flood control! -Apex :]
levees (flood control)
irrigation
levees (flood control)
Food control Apex😑😐
Google's first -and historically major development- was its search engine's algorithm.
moonsoon
The mechanical reaper was first used in the United States. Invented by Cyrus McCormick in 1831, it revolutionized farming by significantly increasing the efficiency of harvesting grain. This innovation played a crucial role in the agricultural development of the U.S. and influenced farming practices worldwide.
Two technological innovation which enabled the first skyscrapers to be built were the development of the elevator by inventor Elisha Otis and the design of steel structural supports for tall buildings by architect William Le Baron Jenney.