Canals and aqueducts allow humans to

a.
conserve water supplies
b.
produce hydroelectricity
c.
settle below river level
d.
transport people and goods

the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.

sadi to be the richest man ever with a net worth of 500b or half a trillion there is also a story i heard if you wanna know