It is the bubbles coming to the surface of water in swamps and sloughs.
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By using lightweight aerospace materials like carbon fiber, which has the strength of steel but weighs one-fifth as much, naval architects can design boats that plane across the surface of the water instead of plowing through it.
By using lightweight aerospace materials like carbon fiber, which has the strength of steel but weighs a fifth as much, naval architects can design boats that plane across the surface of the water instead of plowing through it.
The sacred carp accumulated in a great heap below the surface of the water, their gaping circular mouths angled upward.
It was all reflected in the smooth surface of the water, coloured a coffee-black by tannins released from decaying plant life below.
"The camera shot was about an inch above the surface of the water and the hand virtually in the water, " said the artist.
In an active drowning, a swimmer is at or below eye level at the surface of the water for about 10 to 20 seconds.
By simply piercing the surface of the water, you set off an energy force within the body of water that extends outward, impacting anything it touches.
Oceaneering leases the machines to oil companies, including BP, but sends its own crew to drive the complicated robots from boats on the surface of the water.
Beneath the surface of the water they are a creamy turquoise, and when the sky is clear, as it is now, the cerulean reflection on the sea is otherworldly.
Ships are one of the biggest threats to right whales, which are slow swimmers and hang out near the surface of the water, where they're susceptible to being hit.
Rear Adm Mary Landry said crews saw an area measuring one mile by five miles (1.5km by 8km) of what appeared to be oil on the surface of the water.
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For a while they sat, and Suchen remembered the splash of a fish breaking the surface of the water, and two egrets taking off with unhurried elegance, one after the other.
In addition to their show of splashing around the surface of the water, the humpbacks enchant visitors as their cries echo below the water, conducting a beautiful symphony for divers used to listening to just the sound of their own breathing.
There are some systems that actually will take a circle and drop it just below the surface of the water and have the oil kind of flow into it, almost like a drain, recover it and pump it out.
One thing's clear, however: The artist purposely chose to position each image above a protruding ridgeline that runs along the cave wall, symbolizing either the surface of the water or tall grass that's obscuring the lower half of the deer.
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But the Flow Rate Technical Group was set up, and because we had a better idea and could use better equipment, NASA equipment, equipment from all over the government, to get as best an estimate as we could for an event that is happening 5, 000 feet below the surface of the water.
Any approval would be subject to conditions, including landscaping and biodiversity, and disposal of surface water.
But the researchers remain optimistic that further exploration of Columbia Hills could yield hard evidence of surface water.
Oxfordshire County Council has also warned of surface water on the A44 at Sandy Lane, Yarnton and on the A40 near Thornhill Park and Ride.
The topics of this workshop include groundwater modelling in arid areas, the application of stochastic groundwater modelling in arid areas, isotope techniques in groundwater research in arid areas, and the interaction of surface water and groundwater and the modelling in arid areas.
When the tide goes out, organizers shovel up and pat down the sand to create the racing line, but such are the elements that occasional pools of surface water can remain, which some horses don't mind but others despise -- merely another nuance to the racing at Laytown.
Satellites have long been used to track ice extent (area), but calculating the thickness of the marine floes requires the overflying spacecraft to gauge the difference between the top of the ice surface and the top of the water - a relatively simple calculation then gives the overall volume.
The Swedish government is funding research into the feasibility of using a wind-turbine driven oxygen pump in the Baltic, following studies carried out last year by the University of Gothenburg, which looked at the effect of pumping oxygen-rich surface water to the bottom of two Swedish fjords.
The council said surface water made existing potholes worse because the water washed away loose particles of road surface whenever vehicles passed over them.
The water footprint includes both the water withdrawn from surface and groundwater and the use of soil water (in agricultural production).
Swimmers push against the water's surface not unlike South American basilisk lizards, which can scamper on top of water by slapping their big feet against the surface.
The habitable zone is the region of a planetary system which is neither too hot nor too cold - such that water on the surface of a planet will neither evaporate nor freeze, but instead can stay liquid.
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Rather, as a consequence of injecting water and sand into the shale formation to crack the rocks so gas and oil will flow, massive amounts of waste water comes back to the surface with significant amounts of contaminants as a result of leaching out salt, heavy metals and trace amounts of radioactive materials from the rock formation itself.
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