Readers ask: What Was The Aral Sea Used For?

The water from the diverted Syr Darya river is used to irrigate about two million hectares (5,000,000 acres) of farmland in the Ferghana Valley. The Aral Sea region is heavily polluted, with consequent serious public health problems.

What resources did the Aral Sea provide?

The Aral Sea Basin is rich with natural resources: iron ore, non-ferrous metals, oil and gas, large deposits of coal, copper, lead, tin, tungsten, molybdenum, fluorite, lithium, gold, silver, antimony, and mercury. Under the Soviet empire, the amount of acreage under irrigation in the Aral region nearly tripled.

How did the Aral Sea impact society?

The large-scale irrigation projects, which took away too much water from the Aral Sea, have affected the local economy. It is estimated that some 40,000-60.000 fishermen have lost their livelihoods. The large fish canning factories along the rivers hardly catch any fish anymore.

What is unique about the Aral Sea?

The Aral Sea is located in Kazakhstan, and Uzbekistan, in Central Asia. It was once the fourth largest lake in the world but due mostly to irrigation it has shrunk by 70%, from 67,000 square km in 1960 to 30,000 square km by 1996.

Why is the Salton Sea important?

The Salton Sea is an important stopping point for migratory waterfowl, and serves as critical habitat for birds moving south to Mexico and Central America. For more than a century, the Salton Sea has existed primarily by the agricultural runoff from the Imperial and Coachella valleys.

What role did humans play in the Salton Sea?

A California Development Company dug canals from the Colorado River. Heavy flood water broke through the canal and all the river’s flow rushed to the valley, creating the Salton Sea. Humans played a role by creating a canal that would eventually flood the Colorado River and cause water to rush into a valley.

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How did the Aral Sea affect the fishing industry?

At its peak in 1957, the Aral Sea produced more than 48,000 tons of fish, representing roughly 13 percent of the Soviet Union’s fish stocks. By the 1980s, due to the rising salinity of the sea, the 20 native species of fish were decimated; commercial harvests plummeted to zero by 1987.

What was the Aral Sea disaster?

Desiccation of the Aral Sea: A Water Management Disaster in the Soviet Union. The Aral Sea in the Soviet Union, formerly the world’s fourth largest lake in area, is disappearing. Between 1960 and 1987, its level dropped nearly 13 meters, and its area decreased by 40 percent. The sea could dry to a residual brine lake.

What caused the Aral Sea to disappear?

In the early 21st century, the Soviet Union diverted the Aral sea’s primary fresh water sources, the Syr Darya and Amu Darya rivers, for irrigation of their cotton fields. As a result, the sea has shrunk to two bodies of water: The North Aral Sea in Kazakhstan and the South Aral Sea in Uzbekistan.

Who is responsible for the Aral Sea disaster?

By establishing a program to promote agriculture and especially that of cotton, Soviet government led by Khrouchtchev in the 1950s deliberately deprived the Aral Sea of its two main sources of water income, which almost immediately led to less water arriving to the sea.

What animals live in the Aral Sea?

Two dozen species thrived in its waters, including caviar-rich sturgeon, pike perch, and silver carp, known locally as fat tongue. The sea spread over more than 26,000 square miles, and ships could travel 250 miles from the northern port of Aralsk, in Kazakhstan, to the southern harbor of Muynak in Uzbekistan.

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How is the Aral Sea realistically rehabilitated?

There is no work under way to restore the southern region. It has always looked like a lost cause. So Aladin says it will keep shrinking and getting saltier until only brine shrimp are left. Using less water to irrigate crops could restore the entire Aral Sea, says Micklin.

Why is the Salton Sea so gross?

The Salton Sea is a terminal lake, meaning that everything that goes into it stays there. And as the sea shrinks at a rate of 3% per year, its salinity level, which is already about 50% higher than the ocean, rises, making the Salton Sea as dangerous as it is alluring.

What are 3 economic reasons the Salton Sea is important?

3 environmental reasons the Salton Sea is important. 3 economic reasons the Salton Sea is important. 3 economic reasons the Salton Sea is important.

  • bird watching; brings in tourists and consequently money.
  • recreational activities; brings in money.
  • fishing; brings in money and attracts sport fishers.

Why is the Salton Sea so toxic?

When glyphosate breaks down, it releases phosphorus into the water, which results in the growth of toxic algae. This effectively turns the water completely poisonous, harming animals, vegetation, and humans, upon exposure.