water

Most roads, bridges, transit, water systems, the electric grid, and communications networks were installed 50 to 100 years ago, and they are largely taken for granted until they fail.

What about supply? The three environmental trends—the shortage of fresh water, the loss of topsoil and the rising temperatures—are making it increasingly hard to expand the world's grain supply fast enough to keep up with demand.

The result is falling water tables in countries with half the world's people, including the three big grain producers—China, India and the U.S.

The biggest challenge here is irrigation, which consumes 70% of the world's fresh water.

Of all those trends, however, the spread of water shortages poses the most immediate threat.

Millions of irrigation wells in many countries are now pumping water out of underground sources faster than rainfall can refill them.

Millions of irrigation wells have significantly lowered water tables in almost every state.

Increasing water shortages prove to be the biggest obstacle to boosting the world's grain production.

But water shortages are even more worrying in India.

As water tables have fallen and irrigation wells have gone dry, China's wheat crop, the world's largest, has declined by 8% since it peaked at 123 million tons in 1997.

New York State plans to shut ?off the thundering waters of NiagaraFalls again.

The privacy issue has already landed Facebook in hot water in Washington.

businesses and governments are already dealing with the impact this increase will have on everything from food and water to infrastructure (基礎(chǔ)設(shè)施) and jobs.

Experts believe the boxes from Air France Flight 447, which crashed near Brazil on June 1,2009, are in water nearly that deep, but statistics say they're still likely to turn up.

Donna helped the people of the village to organize an irrigation project, and she also advised them on planting corps that didn't require much water.

1 billion worldwide who live with unsafe drinking water.

A nine-year-old central California boy braved strong currents and cold water to swim from San Francisco to Alcatraz Island and back.

About a million bottles are bought every minute, not only by thirsty tourists but also by many of the 2.1 billion worldwide who live with unsafe drinking water.

As the water is pumped out, the vacant space left is compacted by the weight of the earth above.

Even though pumping from these depths is expensive, it is still cheaper than desalinating (脫鹽) the ocean water in the largely coastal state.

However, you can make your taste buds active again by drinking water.

Initiatives also include efforts to reduce its environmental impact, water consumption and materials used in packaging by 2025.

It is profitable to drill to depths more than 1,000 feet for oil and gas extraction, but only recently in California has it become profitable to pump water from this depth.

It's hot so you grab a bottle of water from a local vendor.

Mail that was already processed in New Orleans facilities was moved to an upper floor so it would be protected from water damage.

Marine life may be affected too: El ni?os can reduce the rising of the cold, nutrient-rich water that supports large fish 35 populations, and the unusually warm ocean temperatures can destroy coral.

millions of irrigation wells in many countries are now pumping water out of underground sources faster than rainfall can refill them.

New estimates of the water reserves now go up to 2,700 billion cubic meters of freshwater.

New research has found deep water reserves under the state which could help solve their drought crisis.

Regardless, the World Health Organisation has launched a review into the potential health risks of drinking water from plastic bottles.

That’s the conclusion of a recently released study, which analysed 259 bottles from 11 brands sold in nine countries, revealing an average of 325 plastic particles per litre of water.

The biggest concern of pumping out water from this deep is the gradual settling down of the land surface.

The bottle is sealed, and the label says "pure water"?

The company employs its trucks and planes to deliver food, medicine, and water.

The three environmental trends—the shortage of fresh water, the loss of topsoil and the rising temperatures—are making it increasingly hard to expand the world's grain supply fast enough to keep up with demand.

These studies showed that their water did contain microplastics, but far less than the Orb study suggested.

To help prevent headaches, drink plenty of water, and avoid alcohol and coffee.

Turkish authorities have just sunk something a little different than a ship, and it wouldn't normally ever touch water, an airbus A0.

We purify the water we drink with a water filter designed for the astronauts' use in space.

Wells are much more reliable sources of freshwater, and California is hoping that these deep wells may be the answer to their severe water shortage.

When given the choice of either eating food or drinking water, the mice went for the food, the researchers found.

When travelling overseas, do you buy water in plastic bottles or take your chances with tap water?

For example, the United Nations Children's Fund estimates that some 11 million children in Africa face hunger, disease, and water shortages as a result of the strongest El Ni o weather phenomenon in decades.

When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.

Unlike developed cities, however, these areas lack advanced water-treatment facilities, and rivers effectively become sewers .

Those dangers can be addressed with farmer and consumer education, he said, while the free water and nutrients from human waste can help urban farmers in developing countries to escape poverty.

They also, however, use far more natural resources—fuel, water and building materials.

Overly strict standards often fail, James Bartram, a WHO water-health expert, said.

No wonder parents worry their own kids might spin out of control once they hit the turbulent waters of adolescence.

Most of these operations draw irrigation water from local rivers or lakes.

More than 80% of those cases can be attributed to contact with contaminated water and a lack of proper sanitation.

In some cases, water is so scarce that farmers break open sewage pipes transporting waste to local rivers.

In most cases, the human waste is used on grain crops, which are eventually cooked, minimizing the risk of transmitting water-borne diseases.

Facing water shortages and escalating fertilizer costs, farmers in developing countries are using raw sewage to irrigate and fertilize nearly 49 million acres of cropland, according to a new report—and it may not be a bad thing.

But there are also many examples of growing wealth by trashing the environment, in rich and poor parts of the world alike, whether through unregulated mineral extraction, drastic water use for agriculture, slash-and-burn farming, or fossil-fuel-guzzling transport.

Agriculture is a water-intensive business, accounting for nearly 70% of global fresh water consumption.

it is unfair to those climate-vulnerable nationsit aims to keep temperature rise below 2 ℃ onlyit is beneficial to only fewer than 4% of countriesit burdens developed countries with the sole responsibilityThey needn't worry about the food and water they consume.

Some scientists are examining the potential for harvesting icebergs form Antarctica, which is estimated to have the biggest reserves of fresh water on the planet.

It is estimated that Antarctica boasts of the richest reserves of fresh water on earth.

Developed nations such as Australia, the United States, Canada, and European countries are essentially climate free-riders: causing the majority of the problems through high greenhouse gas emissions, while incurring few of the costs such as climate change's impact on food and water.

Companies are pushing it hard but make it almost overwhelming even to dip a toe in the water for the average consumer, because there are so many compatibility issues to think about.

Born in fire and fury, Devils Tower was then shaped by the slow, gentle work of wind and water.

At worst, they’ll think the messages about soda are the same as the messages about water.

By sanctioning this watered-down version of college, universities are catering to the social and educational needs of wealthy students at the expense of others who won't enjoy the financial backing or social connections of richer students once they graduate.

Arum and Roksa placed the blame for students' lack of learning on a watered-down college curriculum and lowered undergraduate work standards.

"There is a large potential for waste water agriculture to both help and hurt great numbers of urban consumers," said liqa Raschid-Sally, who led the study.

A selected person pours water or juice from the unity cup into a bowl.

Although the planned operation will be located more than miles away, drawing the soda ash in through pipelines, conservationists worry it could still upset the natural water cycle and breeding grounds.

As a result, storms that form over the Pacific deliver heavier water to California than to Utah.

As the ocean warms, a body of water called the Antarctic Polar Front - an upward movement of nutrient-rich sea that supports a huge abundance of marine life - is being pushed further south. This means that king penguins, which feed on fish and krill in th

As the sea creeps into these fresh—water marshes, however, rising salinity (鹽分) is hampering rice production.

At the base of a mountain in Tanzania Gregory rift, Lake Natron burns bright red, surrounded by the remains of animals that were unfortunate enough to fall into the salty water.

Bats, swallows and more are chemically preserved in the pose in which they perished, sealed in the deposits of sodium carbonate in the water.

But there are also many examples of growing wealth by trashing the environment, in rich and poor parts of the world alike, whether through unregulated mineral extraction, drastic water use for agriculture, slash-and-burn farming, or fossil-fuel-guzzling t

Cerling's team collected tap water samples from 600 cities and constructed a map of the regional differences.

Companies are pushing it hard but make it almost overwhelming even to dip a toe in the water for the average consumer, because there are so many compatibility issues to think about.

Developed nations such as Australia, the United States, Canada, and European countries are essentially climate "free-riders": causing the majority of the problems through high greenhouse gas emissions, while incurring few of the costs such as climate chan

During months without water under a harsh sun, they wither, shrink and contract until they look like a pile of dead gray leaves.

Energy to drive a steam locomotive can be stored in other materials besides water.

Facing water shortages and escalating fertilizer costs, farmers in developing countries are using raw sewage to irrigate and fertilize nearly 49 million acres of cropland, according to a new report—and it may not be a bad thing.

Flamingos have evolved very leathery skin on their legs so they can tolerate the salt water, says David Harper, a professor at the University of Leicester.

For example, the United Nations Children's Fund estimates that some 11 million children in Africa face hunger, disease, and water shortages as a result of the strongest El nio weather phenomenon in decades.

For example, they may have access to drinking water, but not clean safe drinking water.

Grazing herds stimulate microbial activity in the soil, helping to capture water and separate carbon.

I always tell people to make sure they're drinking enough fluids, which for the average person is 60 to 70 ounces a day, which translates into eight 8-ounce glasses of water or liquid per day.

In poor, dry regions, untreated waste water is the only viable irrigation source to keep farmers in business.

In the beginning of the movie I, Robot, a robot has to decide whom to save after two cars plunge into the water— Del Spooner or a child.

It is clear now that it's a matter of time before the entire European coastline disappears under water.

living in slums means they don't have infrastructure to take the garbage away, they don't have secure water supplies to drink.

Most hydrogen and oxygen atoms in water are stable, but traces of both elements are also present as heavier isotopes.

Resurrection plants, defined as those capable of recovering from holding less than 0.1 grams of water per gram of dry mass, are different.

So far this year, water levels have been too high for the flamingos to nest.

Some plants store reserves of water to see them through a drought; others send roots deep down to subsurface water supplies.

That means when a golfer tells himself "Don't hit the ball into the water", his mind sees the image of the ball flying into the water.

That presumably included much more water than the tiny trace we find blowing in the thick air today.

The method relies on measuring how chemical variations in drinking water show up in people's hair.

The more you lose, the more open water is created, the more warming goes on in that open water during the summer, the less ice forms in the winter, the more melt there is the following summer.

The water is so corrosive that it can burn the skin and eyes of unadapted animals.

There is something about water that makes it a good metaphor for life.

These books reflect a trend particularly strong in Britain, where swimming in pools is declining, but more and more folks are opting for open water.

They also, however, use far more natural resources—fuel, water all those baths and golf courses and building materials.

They can recover from months and years without water, depending on the species.

They may be able to handle a drought of some length, and many people use the term "drought tolerant" to describe such plants, but they never actually stop needing to consume water, so Farrant prefers to call them drought resistant.

Three-quarters of the world's flamingos fly over from other salt lakes in the Rift Valley and nest on salt-crystal islands that appear when the water is at a specific level一too high and the birds can't build their nests, too low and predators can move bri

When the water hits the right level, the baby birds are kept safe from predators by a corrosive ditch.

While it may be impossible to prevent kids from drinking tap water that may contain trace amounts of chemicals, keeping kids away from lawns recently sprayed with chemicals and freshly dry-cleaned clothes can't hurt.

A build-it-yourself solar still is one of the best ways to obtain drinking water in areas where the liquid is not readily available.

A team of researchers trained three rhesus monkeys to associate 26 clearly different symbols consisting of numbers and selective letters with 0-25 drops of water or juice as a reward.

According to the author, fish are most likely to be found in shallow water under waterside trees.

And because the process of recycling steel is less polluting than making new steel, we've also achieved the following significant savings; in energy use—47% to 74%; in air pollution—85%; in water pollution—35%; in water use—40%.

Another reason for corn's rise: the government encourages farmers to grow corn instead of rice to improve water quality.

At least, workers wouldn't have needed to carry cattle fat or water to smooth the paths.

Because soaps and other wastes can harm waterways, be careful your washing water doesn't pollute the sea, lakes and rivers.

Before he knew it, Nicholas was lost, all alone! he didn't have food, water, a phone, or other supplies.

Besides, water is usually warmer in direct sunlight than in the shade.

But in some waters, such as those of the Arctic, a warming will make conditions riper for phytoplankton, and these areas will turn greener.

Corn uses less water than rice and creates less fertilizer (化肥) runoff.

Depending on which role you choose, you could help to increase a community's access to safe drinking water, or help to protect valuable local cultures.

During these waits, the brain slips away from the body and wanders about until the water runs over the edge of the counter and onto your socks.

El nifio sees warm water, collected over several years in the western pacific, flow back eastwards when winds that normally blow westwards weaken.

Finally, that hard work paid off and now the water in the river is cleaner than ever.

Ground water evaporates and collects on the sheet until small drops of water form, run down the material and fall off into the cup.

Guided tour includes bike, helmet, cookies and bottled water.

Having created nine such ice reserves, norphel calculates that he has stored about 200, 000m3 of water.

He ate snow and drank water from a nearby stream so that his body wouldn't lose too much water.

He directed the wasted water into shallow basins where it froze, and was stored until the spring.

He had no food or water and he was in terrible pain.

His fields of ice supply perfectly timed irrigation water.

I helped carry the young man out of the water.

I learned that a fish is a cold-blooded animal and therefore is very sensitive to water temperature.

I'd skipped nearby Guilin, a dream place for tourists seeking the limestone mountain tops and dark waters of the Li river which are pictured by artists in so many Chinese paintings.

If steel is heavier than water, why are ships able to float on the sea?

If that happened, Seppala might fall into the icy water below.

If the monkeys touched the left side of the screen they would be rewarded with seven drops of water or juice; if they went for the circle, they would be rewarded with the sum of the numbers—17 in this example.

If you swim in a river or lake, be sure to investigate what is below the water surface.

In addition, new coffee-growing techniques are poisoning the water locally, and eventually the world's groundwater.

It sees the changes of water flow direction in the ocean.

It took years of work to reduce the industrial pollution and clean the water.

Larger transparent animals have the biggest challenge, because they have to make all the different tissues in their bodies slow down light exactly as much as water does.

Later they all admitted they'd felt cold water at first.

Many of the images were stored in an ice chest, under freezing water, in the damaged wooden ship.

Move more slowly in deep water.

Norphel's inspiration came from seeing the waste of water over winter, when it was not needed.

Now that Chicago's waste water was draining efficiently into the Chicago river, the city's next step was to clean the polluted river.

Often there are rocks or branches hidden in the water.

On January 31, a musher named Seppala had to cross a frozen body of water called Norton Sound.

On the other hand, whenever I had plunged into deep water, forced by courage or circumstance, I had always been able to swim until I got my feet on the ground again.

Others are concerned about using gardening methods that require less water and fewer fertilizers.

Riding a horse through the flooded waters of Botswana's Okavango Delta must rank as one of the world's most exciting wildlife journeys.

"She survived because of a plentiful supply of fresh water, " he added.

Teenagers climbed dozens of flights of stairs to deliver water and food to elderly people trapped in powerless high-rise buildings.

That is why fish prefer shallow water to deep water because the former is warmer.

That means a transparent object doesn't look very different from the surrounding air or water.

The city planner decided to build an underground drainage system, but there simply wasn't enough difference between the height of the ground level and the water level.

The dog had initially been knocked unconscious but had survived by drinking water from a fresh scream at the base of the cliff.

The instant view of water on both levels helped sell these $10 million houses.

The loss of big trees was greatest in areas where trees had suffered the greatest water shortage.

The morning ride, when the guides take you to beautiful, shallow lakes full of water lilies, tends to be more active.

They all share a common addiction—food that is not just spicy, but not enough to make your mouth burn, your head spin and your eyes water.

They must drink water all the time.

This is how much temperatures would rise by 2100 even if nations live up to the initial Paris promises to reduce carbon emissions; this rise could still put coastal cities under water and drive over half of all species to extinction.

This switch has decreased pollution in the country's major lakes and reservoirs and made drinking water safer for people.

To return to the problem of water pollution, I'd like you to look at a study conducted in Australia in 2012.

Trainees also get a good start on their wilderness survival badge as they learn about water-and land-survival through designed tasks and their search and rescue of "downed " pilot.

Try to make the hole in a damp area to increase the water catcher's productivity.

When a solar still works, drops of water come into the cup form beneath the sheet.

With great care she began the dangerous crossing, sometimes on her hands and knees, hardly daring to look down between the sleepers into the wild flood waters below.

With rainbows forming in the splashing water around you and the sound of huge drops of water bouncing off your body and face, it is truly exciting.

Without the glaciers, water will arrive in the rivers at times when it can damage crops.

In most of the homeless gardens of New York City the actual cultivation of plants is unfeasible, yet even so the compositions often seem to represent attempts to call arrangement of materials, an institution of colors, small pool of water, and a frequent presence of petals or leaves as well as of stuffed animals.

A few decades ago, many people didn't drink water outside of a meal.

And where is the nearest water source?

Humans overwhelmingly live in valleys, and on supplies of fresh water.

If you look hard enough, you'll find that many of the products we use every day—chewing gums, skin moisturizers, disinfecting wipes, air fresheners, water purifiers, health snacks, antiperspirants, colognes, teeth whiteners, fabric softeners, vitamins—are

Parts of the ceremony involve ritual hair cutting, tying cotton threads soaked in holy water around the bride's and groom's wrists, and passing a candle around a circle of happily married and respected couples to bless the union.

Then beverage companies started bottling the production of far-off springs, and now office workers unthinkingly sip bottled water all day long.