Sentences with phrase «of snowmelt»

On Alaska's Harding Icefield, these microbes are responsible for about a sixth of the snowmelt in algae - tinged areas, researchers report September 18 in Nature...

On Alaska's Harding Icefield, these microbes are responsible for about a sixth of the snowmelt in algae - tinged areas, researchers report September 18 in Nature Geoscience.

Record high temperatures in Pakistan's far north were already producing higher amounts of snowmelt and glacial meltwater runoff from the Karakoram Range and into the Indus River System.

The influence of the Pacific Decadal Oscillation on instrumental and modeled Tsable River summer streamflow is likely linked to the enhanced role of snowmelt in determining summer discharge during cool phases.

The researchers found that large - scale features of atmospheric circulation — in particular, the strength and position of the Aleutian Low, a semi-permanent, subpolar area of low pressure located in the Gulf of Alaska near the Aleutian Islands — largely determined the timing of snowmelt during spring in Alaska, by either facilitating or inhibiting the transport of warm, moist air into the region.

The timing of snowmelt also influenced the timing of peak discharge from the North Slope river system and the start of the vegetative growing season, according to the researchers.

Large dam - building projects in Iraq cut water inflow and eliminated a cleansing spring pulse of snowmelt into the Tigris and Euphrates, which fed the marshes.

Researchers have evaluated different mechanisms that could account for declining snowpack in a warming world: earlier onset of snowmelt, a change in melt rates and shifts from snow to rain under certain conditions.

Within that 700 - square - kilometer area, the microbes were responsible for about 17 percent of the snowmelt, the team concluded.

These shifts may include rising sea levels, stronger tropical cyclones, the loss of soil moisture under higher temperatures, more intense precipitation and flooding, more frequent droughts, the melting of glaciers and the changing seasonality of snowmelt.

The UW researchers acknowledge that temperature is a very broad predictor of snowmelt behavior, yet they expect their theory to hold true as they look more closely at the relationship between climate and snowmelt throughout the Pacific Northwest.

The combination of a snowmelt and storms will create river flooding and could unleash flood waters going over the dams.

Many other elements need to be studies before we can say for sure what is the leading cause of snowmelt — which also contributes to retreating glaciers — on the plateau.»

New York City's sewage systems are old and can't handle large amounts of snowmelt or stormwater.

Recent droughts are therefore not anomalous relative to the ~ 400 year pre-instrumental record... The influence of the Pacific Decadal Oscillation on instrumental and modeled Tsable River summer streamflow is likely linked to the enhanced role of snowmelt in determining summer discharge during cool phases.»

«Since the precipitation is likely to fall as snow this could mean either earlier or later timing of snowmelt.»

Within that area, the microbes were responsible for almost one - sixth of the snowmelt, the team calculated.

«The timing of snowmelt and length of the snow - free season significantly impacts weather, the permafrost, and wildlife — in short, the Arctic terrestrial system as a whole,» said Christopher Cox, a scientist with CIRES at the University of Colorado Boulder and NOAA's Physical Sciences Division in Boulder, Colorado.

Instead, they are a patchwork of regions where floods are coming earlier or later because of the interplay with other factors like the timing of snowmelt or the types of soil in a region.

Floods are arriving earlier or later due to the interplay with other factors like the timing of snowmelt

Changes in the timing of snowmelt and streamflow in Colorado: a response to recent warming.

Two articles recently published in the peer reviewed literature examine how the rate of snowmelt may change as the Earth's climate changes, and how droughts can evolve and move over time.

In addition, the timing of the snowmelt will shift and become out of sync with communities» needs.

These declines are related to a reduction in precipitation falling as snow (with more falling as rain), and a shift in timing of snowmelt.

In addition, the timing of the snowmelt is shifting, becoming out of sync with communities» needs.

«In large part, the answer is that the basin has become hotter, which modifies several facets of the hydrologic cycle that lie between precipitation and runoff, including evapotranspiration and sublimation rates, the timing of snowmelt and soil moisture characteristics,» according to the paper.

Radiation feedbacks connected to vegetation may be most pronounced at the margins between boreal forests and tundra and involve changes in the timing of snowmelt.