Irrigation machinery has <u>quadrupled </u>the amount of irrigated land in the US.
Irrigation refers to the act of artificially providing water to land to support the development of crops. It is an antiquated agrarian system and may have been honed as ahead of schedule as 5000 B.C. along the banks of such consistently flooding streams as the Nile. Channels were burrowed to broaden the region secured by the surge, and dams were raised to trap water on the land after the floodwaters had died down. The advancement of preoccupation dams and of water-lifting machines allowed the water system of terrains lying over those typically come to by floodwaters. Remainders of these antiquated structures have been found in Egypt, where all farmlands are flooded; Iraq; Lebanon; Syria; China; India; Peru; Mexico; and the United States. Present day water system frameworks are as yet in view of these two key building developments.
Answer:
<u>5.5 months of daylight and 6 months of darkness</u>
Explanation:
- Daylight varies with time f the year and sun stilt around the arctic circle gets 24 hours of day and night each summer and winter months. The intensity of sunlight in the arctic is much less as in tropics.
- During the equinoxes, every location the earth has equal amounts of day and night patterns even the poles that lie on the end have viral or spring equinoxes.
- The North Pole when the sun dops at 12 degrees below. Thus the sun rises around the vernal equinox in March. Then the sun stays in about six months. Sun again around the autumnal equinox in Sept.
- Hence if you live in or near the north pole the daylight time is quite less.
Answer:
Please give the steps provided.
Explanation:
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Sand is suspended in the water of seas and oceans by the action of waves and currents, and it is then deposited by the same wave action and storm surges at high tides or high water levels. Over time, the sand accumulates to create beaches, which are actually enormous sandbars.
<h3>Where will sand deposition cause the beach to spread for the first time?</h3>
around the area where the waves break. The sediments rub up against one another as a result of the moving water.
<h3>What is the primary reason for the incoming waves?</h3>
The most frequent waves are surface waves, which are brought on by wind moving over the air-water interface and causing a disturbance that gradually increases as the wind blows and the wave crest rises. The waves you see at the beach often are surface waves, which are continually present around the world.
To Know more about sandbars.
brainly.com/question/752555
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