As countries in Southwest Asia have worked to modernize their systems of agriculture, water pollution has been a growing problem . Increased demand for irrigation to expand farming has led to overuse of rivers and streams.
Why is water pollution a problem in South Asia?
Groundwater, especially shallow groundwater, in many sites in South Asia is contaminated with dangerously-high levels of arsenic (12). ... In addition to human enteric pathogens and arsenic, drinking-water in South Asia can also be contaminated with industrial pollutants. The South Asian economies are developing.
What is water pollution of great concern in Southwest Asia?
Many countries in Southwest Asia are experiencing the increasing problem of water pollution. Farmers have begun using chemical fertilizers that run off from the fields and contaminate water supplies . Chemicals also lead to salt build-up in the soil, which eventually makes farming in those areas impossible.
Are there water pollution concerns?
Some 80 percent of the world’s wastewater is dumped—largely untreated—back into the environment, polluting rivers, lakes, and oceans. This widespread problem of water pollution is jeopardizing our health. Unsafe water kills more people each year than war and all other forms of violence combined.
What are some problems in Southwest Asia?
Southwest Asia’s biggest pollution problems come from human sewage, agricultural runoff, and industrial waste . Rapid growth of industry in cities and towns has caused garbage and sewage to build up in rivers and streams. Towns without proper sewer systems dump untreated human waste directly into rivers.
What are the two most valuable natural resources in Southwest Asia?
Two of the most important natural resources found in Southwest Asia are natural gas and oil . These two resources bring wealth into the region because they are needed for much of the world’s economy.
What is the most important river in Southeast Asia?
The Mekong , Southeast Asia’s most important river, has for millennia supported the rise and fall of empires and is responsible for the livelihood of over 65 million people who live directly on its riverbanks, relying on the river for food, accommodation and employment.
Why are rivers so important in South Asia?
In the South Asia, major rivers, like the Ganges and the Indus, are key to people’s livelihoods and cultural heritage, but are among the most polluted rivers in the world . These life giving rivers can also flood in the rainy season, causing damage and death.
What problem affects many rivers in Asia?
Changes effected by human disturbances along rivers are exacerbated by climate change (including monsoon conditions) and sea level rise, and they represent clear and imminent threats to human health and economic development.
What are the 10 causes of water pollution?
- Industrial Waste. Industries and industrial sites across the world are a major contributor to water pollution. ...
- Marine Dumping. ...
- Sewage and Wastewater. ...
- Oil Leaks and Spills. ...
- Agriculture. ...
- Global Warming. ...
- Radioactive Waste.
What are the negative effects of water pollution?
- Destruction of biodiversity. Water pollution depletes aquatic ecosystems and triggers unbridled proliferation of phytoplankton in lakes — eutrophication —.
- Contamination of the food chain. ...
- Lack of potable water. ...
- Disease. ...
- Infant mortality.
What are the negative effects of water pollution on human health?
Health risks resulted by water pollution includes different diseases like cancer, diarrheal disease, respiratory disease, neurological disorder and cardiovascular disease . Cancer and blue baby syndrome are caused by nitrogenous chemicals.
What is the main consumer of water in Southwest Asia?
What is the main consumer water in Southwest Asia? Tigris and Euphrates Rivers – begin in Turkey and travel through Syria and Iraq before emptying into the Persian Gulf. They are the largest rivers in Southwest Asia and are an essential source of water for the nations they pass through.
Why isn’t desalination used more in Southwest Asia?
Quick Summary: Much of Southwest Asia is desert, so there is not a lot of water to use for drinking and irrigation . Water is not equally distributed ; close to none of the countries in Southwest Asia have a good water source; this has been the cause for many clashes, including the 6 Day War, which was fought over water.
What is the largest ethnic group in Southwest Asia?
❖ Arabs are the largest ethnic group in the Middle East, living throughout North Africa and Southwest Asia.
Why is oil important to Southwest Asia?
crude oil reserves lie under Southwest Asia. ... Oil is used for transportation, power plants , and even as a raw material for plastics, medicines, and other goods. Oil truly makes the world go around—which is why some countries in South- west Asia have grown rich meeting the world’s ever-growing demand.
