Sentences with phrase «frozen lake surface»

Audi - certified driving instructors will coach attendees on proper winter driving techniques on the frozen lake surface.

Not exact matches

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.

The dark, nutrient - deprived environment of the lakes could resemble conditions on Jupiter's moon Europa, which is assumed to hold a large ocean beneath its frozen surface.

When the lakes freeze, crews plow snow off the surface to form frozen freeways, seen here as dark lines slicing through the white snow.

Then, after the 1.5 - km - or - so - deep lake froze, windblown sediments began to accumulate upon its surface.

McKay said algae are found in Antarctic lakes with permanently frozen surfaces.

The researchers propose that, unlike in Antarctica where surface temperatures remain below freezing all year round, the newly discovered lakes are most likely fed by melting surface water draining through cracks in the ice.

Schimdt has found evidence that warm ocean currents and convective forces beneath Europa's frozen shell can cause large blocks of ice to overturn and melt, bringing vast pockets of water, sometimes holding as much liquid as all of the Great Lakes combined, to within several kilometers of the moon's icy surface.

John C. Priscu, a professor of land resources and environmental sciences at Montana State University who discovered microorganisms thriving in permanently frozen surface lakes in Antarctica at temperatures as low as — 10 degrees Fahrenheit, wants to study microbes in Lake Vostok to learn if they are viable or unique, or both.

Found in the Arctic and cold mountain regions, thermokarst lakes occur as permafrost thaws and creates surface depressions that fill with melted freshwater, converting what was previously frozen land into lakes.

In fact the lakes are small, so he is convinced that most ofTitan's methane lies under the surface, mixed with water and ammonia, which keeps the water from freezing.

Despite the lake's thickly frozen surface, the water beneath is alive and kicking.

And here's one reason: The snippets of DNA that they studied all come from frozen lake water collected tens of meters above the current surface of the lake.

Titan's surface may hold lakes of liquid ethane and methane, sprinkled over a thin veneer of frozen methane and ammonia.

As in the frozen lake beside her family home, something disturbing lies beneath the surface of this film.

Lots of fun on a frozen lake, as we found out on the car's launch, but the real benefit is extra traction on poor or slippery surfaces.

The training program dedicated to AMG enthusiasts will be hosted by the Canadian town of Gimli, Manitoba, right on the frozen surface of Lake Winnipeg.

From the development facility in Arjeplog in Swedish Lapland, Kia is honing the car in a range of low - grip driving environments, including a skid - pan, handling circuit and slalom test on the surface of the frozen Uddjaure Lake.

Mercedes - Benz will unleash its most powerful sports cars on the frozen surface of Lake Winnipeg this winter via the AMG Driving Academy, a hands - on performance driver training program sure to punish the ice.

Farrow's second Émile Cinq - Mars novel opens with a stunning sequence in which the Montreal police detective finds a body submerged in water beneath a frozen lake, a favorite haunt of ice fisherman: «The circular ice hole was partially filled with water, and a few inches below the surface floated a human head, the long hair beaded with ice, the face plunged down into the frigid lake.»

By day, skate on the stunning frozen surface of Lake Louise, watch competitive ice carvers or spend a day skiing or riding on the slopes of one of the nearby ski resorts: Mt Norquay, Lake Louise Ski Resort or Sunshine Village.

Ice skate on the whimsical frozen surface of Lake Louise, catch the Banff Ice Magic Festival with its jaw - dropping ice sculptures from top ice artists around the globe or spend a day riding on the slopes of one of the nearby ski resorts.

Your adventure will take you above and below the surface of the moon, across rocky landscapes, towering spires, deep frozen lakes, and more.

An avanto is a traditional Finnish hole cut into the surface of a frozen lake, through which one is meant to plunge after the intense heat of a sauna.

To identify bubble hot spots, they surveyed the lakes in autumn, when bubbles rising to the surface freeze in place, leaving behind visible trails.

Only a change in the surface area of lakes frozen or a change in timing (which would both affect earth albedo) would have any climate significance.

Lake Superior surface temperature was 41 F, pretty close to the 40 F temperature water column equilibrium allowing more surface freezing; although, Lake Superior being so much larger and deeper having a lot more heat energy stored, usually slower to freeze over completely.

Combine the satellite trend with the surface observations and the umpteen non-temperature based records that reflect temperature change (from glaciers to phenology to lake freeze dates to snow - cover extent in spring & fall to sea level rise to stratospheric temps) and the evidence for recent gradual warming is, well, unequivocal.

As the temperature continues to drop, the water on the surface may get cold enough to freeze and the lake / ocean begins to ice over.

Cryosphere All regions on and beneath the surface of the Earth and ocean where water is in solid form, including sea ice, lake ice, river ice, snow cover, glaciers and ice sheets, and frozen ground (which includes permafrost).

Russian (Sergei Kirpotin) quoted by Pearce (2005a), along with a report that «the permafrost of western Siberia is turning into a mass of shallow lakes as the ground melts,» lakes were expanding on the North Slope of Alaska, Katey Walter had found methane hotspots in eastern Siberia where the bubbling gas kept the surface from freezing in winter, etc..

Fresh water lakes would freeze from the bottom if not for the latter property and would freeze solid rapidly because there's no layer of surface ice insulating the unfrozen water from the below freezing air above.

The observed effects of cryosphere reduction include modification of river regimes due to enhanced glacial melt, snowmelt advance and enhanced winter base flow; formation of thermokarst terrain and disappearance of surface lakes in thawing permafrost; decrease in potential travel days of vehicles over frozen roads in the Arctic; enhanced potential for glacier hazards and slope instability due to mechanical weakening driven by ice and permafrost melting; regional ocean freshening; sea - level rise due to glacier and ice sheet shrinkage; biotic colonisation and faunal changes in deglaciated terrain; changes in freshwater and marine ecosystems affected by lake - ice and sea - ice reduction; changes in livelihoods; reduced tourism activities related to skiing, ice climbing and scenic activities in cryospheric areas affected by degradation; and increased ease of ship transportation in the Arctic.

Created on a frozen lake by cutting out the form of a circle through the surface of the ice with a chainsaw, this ingenious large - scale disc uses a solar - powered outboard boat motor to propel it into motion.