Which country has the highest water footprint?

Water footprints of nations

In absolute terms, India is the country with the largest footprint in the world, with a total footprint of 987 Gm3/yr.

Why does USA have the highest water footprint?

Agriculture has the largest total water footprint of any sector in the US. Between 74–93% (94–170 km3) of all blue water consumed in the US is for irrigated agriculture and livestock production [4,24]. Of this, 44% comes from streams, rivers, and lakes, while the remaining 56% is from groundwater.

What is the water footprint of the world?

The water footprint is a measure of how much water is used for our consumption in a broad sense. Besides household use, it represents the amount of water used to produce the goods and services we consume. The global water footprint is estimated to 9 trillion tons per year. That's almost 300,000 tons of water a second.

Why is Canada's water footprint so high?

Approximately 30 per cent of Canadian households rely on groundwater sources for water. Since most of these sources must be recharged from the surface, changes in river flows and land use can significantly impact the amount of water available to these households.

What is India's water footprint?

While India's water footprint — 980 cubic meters per capita – ranks below the global average of 1,243 cubic meters, its 1.2 billion people collectively contribute to a significant 12% of the world's total water footprint.

Water Footprints.

What is Japan's water footprint?

The largest water footprint inventory was from water consumption and was estimated at ~163 billion m3. The inventory related to water degradation was about half that of consumption (83 billion m3).

What is the US water footprint?

The average American has a "water footprint" of 2,220 gallons per day. I average 1,459 gallons per day, which is well below the national average, but still startlingly high.

What is China's water footprint?

In China, the average water footprint is 1 071 cubic metres per year per capita, or 2 934 litres of water per person per day. Differences in the internal and external water footprint of consumption are also large.

Why does China have a low water footprint?

In China, water resources are distributed unevenly, with ample water in the wealthier southern region, and scarce water in most northern provinces. The study shows that trade between these water-scarce regions tends to draw more sharply on water resources in the less developed, poorer regions.

Which country uses the least water?

Eritrea tops this somber list according to WaterAid's report published at the end of last year, 'The Water Gap. The State of the World's Water 2018'.

Which three countries have the highest water footprints?

In absolute terms, the countries with the highest water footprints are (in billion tons per year): India: 987.38. China: 883.39. US: 696.01.

What is a countries water footprint?

The external water footprint of a country is a measure of the volume of water used in other countries to produce goods and services for consumption by inhabitants of that country.

Why is the US water footprint higher than that of other countries?

The U.S. likes – and most of us take for granted - ready access to fresh water. Americans use more water per person than citizens of any other country – 457,018 gallons per head per year.

Which country uses the most water 2021?

Do we sell water to China?

China represented 11.22% of the global water footprint in 1995 and 13.57% in 2009. China mainly imports water footprints from the USA, India and Brazil. China mainly exports water to the USA, Japan and Germany.

Is China buying water from the USA?

In 2017, China was the United States' largest trading partner. Before the imposition of tariffs, China exported many water-intensive products to the US, helping to make China the world's largest exporter of hidden water, and the US the largest importer.

Is China a water poor country?

China's water situation is particularly grim. As Gopal Reddy notes, China possesses 20% of the world's population but only 7% of its fresh water. Entire regions, especially in the north, suffer from water scarcity worse than that found in a parched Middle East.

What is Brazil's water footprint?

The average (green plus blue) water footprint of Brazilian consumption of agricultural products is found to be 1619 m3/person/year. The north region of Brazil has the highest water availability, but does not show high export rates of virtual water embedded in agricultural products.

What is Iceland's water footprint?

The water consumption of Icelanders is so high, it corresponds to each Icelander using about 200 litres of water each day, reports RÚV.

How does Kuwait get fresh water?

Kuwait is hot and dry. Located on the Arabian Peninsula, this desert country lacks freshwater resources. It does have access to saline sea- and groundwater, though. Thus, Kuwait is a leader in desalination, having purchased and installed six desalination plants—all of which it continues to operate and maintain.

Is GREY water drinkable?

Graywater (also known as “greywater”) has the potential to carry bacteria and viruses, making it unsafe to drink. In short, greywater is never potable. However, it can be used for things like flushing toilets and irrigation.

What uses the most water in the world?

The biggest piece of the pie, it turns out, is agriculture. Irrigating crops takes a lot of water— we're talking 70 percent of global freshwater withdrawals according to The World Bank.

Who uses the most virtual water?

Agricultural production accounts for about 92 percent of global water consumption, industry accounts for about 4.4 percent and household water consumption about 3.6 percent.