Dams

‼ The things that could be avoided are that larger dans are more expensive, so if they build a smaller or a normal size dans that would be more cheap. There will be less natural environment destruction and the people wouldn't move from their homes since they didn't need so much space. Farmers wouldn't spend so much money on fertilizers, they only spend the necessary.

Well known dam

El Carrizal is located dam in the upper middle course of the Tunuyán River, in the north-central part of the Province of Mendoza, Argentina, upstream of the city of Rivadavia. Next to the lake there are 2 locations El Carrizal on the west bank and Villa San Isidro on the east bank. Its reservoir measures about 15 × 5 km, and the maximum water level is at 785.5 meters above sea level. it is used to regulate the flow of the Tunuyán River, which has glacial sources from the Andes, and to irrigate a very arid region. The water mirror is a tourist destination, where you can take a fishing, windsurfing, sailing, etc. Camps are held on its banks. Over time the reservoir has decreased its retention capacity due to the large accumulation of sediments, which affects the distribution of water in its area of ​​influence.