The point of the observations that you have gathered from the people who study, as opposed to merely post speculations, is the water near the bottom of the Arctic Ocean is isolated
from the ice on its surface.
Not exact matches
1) Mix flour, butter and
icing sugar in a bowl using two knives to cut the butter until the mixture resembles fine breadcrumbs 2) Add in the egg yolks and vanilla extracts and mix well, then add
iced water until the dough starts to come together 3) Shape the dough into a ball
on a cool, flat, floured
surface 4) Flatten dough into a disc and then wrap in plastic wrap, and chill in the refrigerator for at least 30 minutes 5) Meanwhile, peel, core and slice the apples into as thin slices as possible 6) Mix sugar and ground cinnamon powder with sliced apples and let it rest for a while 7) Pre-heat oven to 180 deg cel 8) Once dough has chilled, roll pastry dough
on a sheet of parchment paper until it has expanded to the size of the tart mold (I used a rough mold the size of a large pizza) 9) Leaving at least an inch of dough free, arrange apple slices by overlapping them slightly in the shape of a circle, starting
from the outermost part of the circle, until you reach the inside 10) Fold the edges of dough over the filling and then sprinkle the dough with a bit of sugar 11) Bake for about 40 - 45 minutes, or until the crust is golden brown and the apples are soft 12) Serve warm, with a side of whipped cream or
ice cream (optional)
It started
on a New Year's Day, with pomp, parades, bowl queens and quarterbacks in a traditional spectacle, and it ended hardly hours ago to the shush of skis across a hundred mountain slopes, the tranquillity of a year - end sunset seen
from a thousand duck blinds and the last
ice fisherman packing up his gear onthe frozen
surface of Lake Minnetonka.
And when they land
on Greenland's snow and
ice, their ability to absorb heat
from sunlight increases
surface melting.
The reaction rate between atmospheric hydrogen chloride (HCl) and chlorine nitrate (ClONO2) is greatly enhanced in the presence of
ice particles; HCl dissolves readily into
ice, and the collisional reaction probability for ClONO2
on the
surface of
ice with HCl in the mole fraction range
from ∼ 0.003 to 0.010 is in the range
from ∼ 0.05 to 0.1 for temperatures near 200 K. Chlorine (Cl2) is released into the gas phase
on a time scale of at most a few milliseconds, whereas nitric acid (HNO3), the other product, remains in the condensed phase.
Water
ice is present
on the
surface of Comet Tempel 1, suggest observations
from NASA's Deep Impact mission.
In that case, the
ice seen
on the
surface now would once have been buried beneath dust and rock that insulated it
from the sun's heat and prevented it
from escaping into space.
Unlike Saturn's bright rings, which are made almost entirely of
ice particles, Mars's rocky ring will be dark and largely invisible
from Earth, although the cloud of orbiting Phobos bits will at first be dense enough to cast a shadow
on the Red Planet's
surface during some parts of the planet's orbit around the sun, the researchers say.
In 2005, NASA's Cassini spacecraft spied jets of water
ice and vapor erupting into space
from fissures
on Enceladus, evidence of a salty ocean beneath the saturnian moon's placid icy
surface.
This expedition landed
on the southwestern confines of the Ross Sea, and, by its explorations, showed that the great
ice barrier is in reality the front of an enormous
ice field or glacier, mainly floating
on the
surface of an extended bay or sea, and fed by glaciers coming down
from the elevated land
on the westerly side and probably also
on the eastern.
Unlike what happened
on Pluto, any
ice that filled up the basin
on Ceres» warmer
surface would have quickly turned to gas
from the sun's heat.
The researchers took samples
from multiple
surface ice locations
on the Greenland
ice sheet, which they analysed using metagenomic data and binned genomes.
While that water could initially come
from Earth, it could later come
from water
ice frozen
on asteroids, in shadowed regions of the moon's
surface,
from possible sources
on Mars» two moons, or
from Mars itself.
Using computer modeling to interpret images
from NASA's Galileo satellite, Pappalardo and Barr demonstrated that acnelike markings
on Europa's
surface are probably bits of
ice containing minerals such as chloride salts and sulfuric acid, which lower the melting point so the material can rise
from deep below.
These planets in the habitable zones of their stars, while able to support liquid water
on their
surfaces, develop in dry environments and need to have
ice sent in
from farther out.
Untersee is a good model for Mars, he says, because it is supplied by subglacial melt — water that accumulates at the bottom of an
ice pile — rather than
from surface melting, which does not occur
on Mars.
So any rocks you see
on the
surface of these thick
ice sheets in Antarctica have to come
from space.
Using spectral readings
from telescopes at the Keck Observatory in Hawaii, Hand has found high levels of oxidative chemicals such as sulfate, oxygen, sulfur dioxide and hydrogen peroxide
on Europa's
surface, which are produced as ionizing radiation
from Jupiter scours it, splitting apart water molecules and sulfur compounds in the uppermost layers of its
ice.
«This was exactly the functionality that we wanted
from the anti-icing
surfaces: we wanted to secrete antifreeze only in response to the presence of
ice on the
surface, irrelevant of form — frost, glaze or rime,» said Rykaczewski.
The top layer is superhydrophobic, preventing freezing rain
from forming
ice on the
surface.
A team of researchers
from Arizona State University (ASU) has developed a new way to prevent
ice buildup
on surfaces like airplane wings, finding inspiration in an unusual source: the poison dart frog.
David Ullman, a postdoctoral researcher at Oregon State University and lead author
on the study, said there are two mechanisms through which
ice sheets diminish — dynamically,
from the jettisoning of icebergs at the fringes, or by a negative «
surface mass balance,» which compares the amount of snow accumulation relative to melting.
Not far
from a range of giant
ice mountains
on Pluto lies a vast stretch of icy plains whose
surface is broken into cell - like blocks by snaking troughs, new photos by NASA's New Horizons spacecraft reveal.
Then she improved
on nature to create permanent nonstick
surfaces that could keep artificial walls free of insect infestations, prevent
ice from adhering to airplane wings, and deter bacterial growth
on medical devices continually in contact with body fluids.
Congelation
ice,
on the other hand, grows downward
from the
surface of a calm lake when temperatures are sufficiently cold.
New research shows how a layer of water
on the
surface of
ice — even at temperatures well below freezing — can influence everything
from the slipperiness of a skating rink to the electrification of thunderclouds
The bears depend
on hunting seals
on the
surface of the sea
ice over the continental shelf, most successfully
from April to July.
In 2005, while exploring the Saturn system, the Cassini spacecraft made a startling discovery: Cryovolcanoes
on Enceladus were spewing jets of water vapor and
ice into space, possibly
from a liquid water source beneath the
surface.
«Any photosynthetic system
on Europa would have to live at a depth removed
from the high radiation bombarding the
ice surface and still get light,» Baross says.
The reason for that, they suggest, is that instead of landing directly
on the
surface, ejecta
from Lyot landed
on a thick layer of
ice, which prevented it
from gouging the
surface beneath the
ice.
Most of the images
from Rosetta have been in black & white, so these colour ones are a nice change and show incredible detail, including patches of water
ice on the rocky
surface.
Although radiation
from Jupiter's magnetosphere would be harmful to life
on Europa's
surface down to a depth of a few centimeters, sunlight could sustain photosynthetic organisms beneath the
ice to a depth of several meters.
On November 16, 2011, scientists announced that data
from NASA's Galileo probe (which operated
from 1989 to 2003) appear to reveal at least two bodies of liquid water the volume of the North America's Great Lakes underneath the
surface ice of Europa.
... The
ice is not just scattered
on the
surface; it goes hundreds of miles deep,» and the world is even colder than Pluto, which itself is colder than liquid nitrogen, added co-author Jennifer Yee
from the Harvard - Smithsonian Center for Astrophysics (CfA).
Even deeper oceans of 60 to 125 miles (100 to 200 km) are now believed to lie below
surface ice on Callisto and Ganymede, which orbit further out
from Jupiter.
To that end, they will observe the weather
on these
ice shelves, measure the amount of
surface melt
from the ground and
from satellites, and analyse how snow characteristics change in response to melt.
This should chew up any DNA
from dust
on the
ice surface.
Astronomers have discovered direct evidence of water
on the dwarf planet Ceres in the form of vapor plumes erupting into space, possibly
from volcano - like
ice geysers
on its
surface.
They effectively remove mass
from the
ice sheet
surface by sublimation and redistribute snow
on a regional scale.
It's possible that water
from the underground ocean itself could be forced through Europa's
ice shell to erupt
on the
surface.
It was also clear
from Galileo's data that there is something other than pure water
ice on the trailing hemisphere's
surface.
At perihelion, Pluto's
surface temperature increases to about minus 220 degrees Celsius (minus 364 degrees Fahrenheit), allowing the
ice on its
surface to sublimate — that is, transition directly
from a solid to a gas.
Surface radiative energy budget plays an important role in the Arctic, which is covered by snow and ice: when the balance is positive, more solar radiation from the Sun and the Earth's atmosphere arrives on the Earth's surface than is emitted f
Surface radiative energy budget plays an important role in the Arctic, which is covered by snow and
ice: when the balance is positive, more solar radiation
from the Sun and the Earth's atmosphere arrives
on the Earth's
surface than is emitted f
surface than is emitted
from it.
With its powerful suite of complementary science instruments, the mission soon revealed a towering plume of water
ice and vapor, salts and organic materials that issues
from relatively warm fractures
on the wrinkled
surface.
At FMI algorithms and procedures have been developed for producing daily thin
ice thickness (< 0.5 m) charts for the Arctic in wintertime based
on ice surface temperature which is retrieved
from the thermal infrared data of the MODIS spectrometer.
The film is Jane and Stephen's story (the script is largely based
on the second of Jane Hawking's two memoirs), and even though it smooths out some of their domestic unease and eventual divorce, there's still a painful strain below the
surface,
from playful sparring over religion to the tougher realities of ambitions put
on ice.
While AUTOMOBILE editors are already devout believers of winter tires, Bridgestone brought us down to South Bend, Indiana, where we sampled the latest and greatest arctic offerings
from the tire maker
on one of the most challenging
surfaces possible: an
ice rink.
On surfaces ranging from black ice to packed snow, the GLS 500 was surefooted on the way up and the way back dow
On surfaces ranging
from black
ice to packed snow, the GLS 500 was surefooted
on the way up and the way back dow
on the way up and the way back down.
It features tie - down loops that allow you to strap
on extra gear, a design that keeps your items elevated
from hot
surfaces, and 5 - day
ice retention up to 90 degrees.
Even with most snow removal methods, there is almost always some snow or
ice remaining, frozen to the
surface or packed down
from people walking
on it.