Took a long time to write, and Im very proud A- * Grade 10 Geography Units 12, 13, 14 Essay - Effects of Dam Building By:Brenden Kilmartin Many people have already dammed a small stream using sticks and mud by the time they become adults. Humans have used dams since early civilization, because four-thousand years ago they became aware that floods and droughts affected their well-being and so they began to build dams to protect themselves from these effects.1 …
showed first 75 words of 1692 total

showed last 75 words of 1692 total
…of for example an overflow concrete gravity dam, the water that overflows into dikes of earthfill construction.4 A dam's primary function is to trap water for irrigation. Dams help to decrease the severity of droughts, increase agricultural production, and create new lands for agricultural use. Farmland, however, has it's price; river bottomlands flooded, defacing the fertility of the soil. This agricultural land may also result in a loss of natural artifacts. Recently in#psw4lnk