Sentences with phrase «hemisphere snow extent»

Current climate conditions trends and averages: Land - Floods; drought; fire; vegetation health index, soil moisture content, snow cover, northern hemisphere snow extent

This includes maintaining an internationally - recognized database of Northern Hemisphere snow extent throughout the satellite era: http://snowcover.org.

Seasonal variability of Northern Hemisphere snow extent using visible satellite data.

Recent Northern Hemisphere snow extent: A comparison of data derived from visible and microwave sensors.

Not exact matches

The new Arctic Now product developed by the Finnish Meteorological Institute shows with one picture the extent of the area in the Northern Hemisphere currently covered by ice and snow.

Consistent with observed changes in surface temperature, there has been an almost worldwide reduction in glacier and small ice cap (not including Antarctica and Greenland) mass and extent in the 20th century; snow cover has decreased in many regions of the Northern Hemisphere; sea ice extents have decreased in the Arctic, particularly in spring and summer (Chapter 4); the oceans are warming; and sea level is rising (Chapter 5).

According to data from NOAA analyzed by the Rutgers Global Snow Lab, the Northern Hemisphere snow cover extent during April was 890,000 square miles below the 1981 — 2010 averSnow Lab, the Northern Hemisphere snow cover extent during April was 890,000 square miles below the 1981 — 2010 aversnow cover extent during April was 890,000 square miles below the 1981 — 2010 average.

This was the fourth smallest May Northern Hemisphere snow cover extent in the 50 - year period of record.

This was the smallest April Northern Hemisphere snow cover extent in the 50 - year period of record, dropping below the previous record set in 1968 by 30,000 square miles.

In Cohen et al. 2009, we showed a statistically significant link between increasing snow cover extent in Siberia and colder Northern Hemisphere temperatures, so there is more to my article than thinking out loud.

-LSB-...] «Snow extent and sea - ice are also projected to decrease further in the northern hemisphere, and glaciers and ice - caps are expected to continue to retreat.»

Further signs of this warming trend can be seen in the Northern Hemisphere Sea Ice Extent from the National Snow and Ice Data Center.

As a result, annual northern hemisphere snow cover extent is declining at a rate of 325,000 square kilometers (km) per decade (Figure 4).

Figure 4: Seasonal and annual (with a 12 - month running average) northern hemisphere snow cover extent (data from Rutgers University Global Snow snow cover extent (data from Rutgers University Global Snow Snow Lab)

Northern Hemisphere Continental Snow Cover Extent: 2016 Update.

Walsh, J.E. 1978 A data set on Northern Hemisphere sea ice extent World Data Center - A for Glaciology (Snow and Ice), «Glaciological Data, Report GD - 2», part 1, pp. 49 - 51 http://arctic.atmos.uiuc.edu/SEAICE/, accessed 12/25/2009.

«A graph based on official data shows that snow extent in the northern hemisphere last autumn was the second greatest on record since 1967, and that five of the snowiest have come since 2010.»

On March 22, the National Snow and Ice Data Center (NSIDC) announced record low sea ice seasonal extents for both hemispheres.

The lab also has seasonal snow extent data dating back to 1967 for the winter spring and fall in the Northern Hemisphere, Eurasia, and North American regions.

Annual snow cover extent (SCE) over Northern Hemisphere lands averaged 25.8 million square kilometers in 2017.

This was the eighth largest December Northern Hemisphere snow cover extent in the 50 - year period of record.

According to data from NOAA analyzed by the Rutgers Global Snow Lab, the Northern Hemisphere snow cover extent during December was 17.5 million square miles, which is 550,000 square miles above the 1981 — 2010 averSnow Lab, the Northern Hemisphere snow cover extent during December was 17.5 million square miles, which is 550,000 square miles above the 1981 — 2010 aversnow cover extent during December was 17.5 million square miles, which is 550,000 square miles above the 1981 — 2010 average.

Yesterday's snow cover extent across Northern Hemisphere lands.

Over the last two decades, the Greenland and Antarctic ice sheets have been losing mass, glaciers have continued to shrink almost worldwide, and Arctic sea ice and Northern Hemisphere spring snow cover have continued to decrease in extent.

National Snow and Ice Data Center (NSIDC): Home Page — http://nsidc.org/ Regional FTP Page — ftp://sidads.colorado.edu/DATASETS/NOAA/G02186/plots/ Northern Hemisphere Sea Ice Extent — ftp://sidads.colorado.edu/DATASETS/NOAA/G02135/north/daily/data/ Southern Hemisphere Sea Ice Extent — ftp://sidads.colorado.edu/DATASETS/NOAA/G02135/south/daily/data/

Jonathan Bamber, director of the Bristol Glaciology Centre at the University of Bristol, UK, says: «We have already seen an unusually early start to melting around the margins of Greenland in 2016 and the new findings from NSIDC of exceptionally low sea ice extent for May and the lowest Northern Hemisphere snow cover in April for 50 years is in line with the longer - term, decadal trends for the Arctic as a whole,» said

In 2011, annual snow cover extent over Northern Hemisphere continents (including the Greenland ice sheet) averaged 24.7 million square kilometers, which is 0.3 million square kilometers less than the long - term average.

The bar graphs indicate the mean snow cover extent for the Northern Hemisphere for a given month.

It is very likely that human activities have contributed to observed Arctic warming, sea ice loss, glacier mass loss, and a decline in snow extent in the Northern Hemisphere.

NSF - funded research has shown that variability in the extent of Eurasian snow cover can be used to predict cold or warm winters across the entire mid-latitudes of the Northern Hemisphere.

Despite dataset and modelling uncertainty, these results, together with the understanding of the causes of observed warming over the past century, provide substantial evidence of a human contribution to the observed decline in Northern Hemisphere spring snow cover extent.

While it is generally accepted that the observed reduction of the Northern Hemisphere spring snow cover extent (SCE) is linked to warming of the climate system caused by human induced greenhouse gas emissions, it has been difficult to robustly quantify the anthropogenic contribution to the observed change.

The albedo values are obtained from extent / area ratios and northern hemisphere snow cover.

In January, 2008 the Northern Hemisphere broke the record for the greatest snow extent ever recorded.

-- the fact that the northern hemisphere snow cover extent reached an all - time high since 1979 this winter ALSO doesn't really tell us anything

Although a number of scientists are hollering that 2017 was «among the warmest on record», we are not seeing any manifestation of this, at least over the northern hemisphere, where ironically snow and ice have shown surprising extents.

For example, additional evidence of a warming trend can be found in the dramatic decrease in the extent of Arctic sea ice at its summer minimum (which occurs in September), decrease in spring snow cover in the Northern Hemisphere, increases in the global average upper ocean (upper 700 m or 2300 feet) heat content (shown relative to the 1955 — 2006 average), and in sea - level rise.

The study adds to the evidence showing that the free - fall in summer sea ice extent and even sharper decline in spring snow cover in the Northern Hemisphere is reverberating throughout the atmosphere, making extreme events more likely to occur.

Northern hemisphere winter snow extent is growing in size, Ruters University Global Snow snow extent is growing in size, Ruters University Global Snow Snow Lab.

The northern hemisphere winter snow extent is expanding.

«It is very likely that there will be continued loss of sea ice extent in the Arctic, decreases of snow cover, and reductions of permafrost at high latitudes of the Northern Hemisphere by 2016 — 2035.

-- First we increase the greenhouse gases — then that causes warming in the atmosphere and oceans — as the oceans warm up, they evaporate more H2O — more moisture in the air means more precipitation (rain, snow)-- the southern hemisphere is essentially lots of water and a really big ice cube in the middle called Antarctica — land ice is different than sea ice — climate models indicated that more snowfall would cause increases in the frozen H2O — climate models indicated that there would be initial increases in sea ice extent — observations confirm the indications and expectations that precipitation is increasing, calving rates are accelerating and sea ice extent is increasing.

Washington Post: Data from Rutgers University Global Snow Lab show the fall Northern Hemisphere snow cover extent exceeded 22 million square kilometers, exceeding the previous greatest fall extent recorded in 1Snow Lab show the fall Northern Hemisphere snow cover extent exceeded 22 million square kilometers, exceeding the previous greatest fall extent recorded in 1snow cover extent exceeded 22 million square kilometers, exceeding the previous greatest fall extent recorded in 1976.

Further, there has been an almost worldwide reduction in glacial mass and extent in the 20th century; melting of the Greenland Ice Sheet has recently become apparent; snow cover has decreased in many Northern Hemisphere regions; sea ice thickness and extent have decreased in the Arctic in all seasons, most dramatically in spring and summer; the oceans are warming; and sea level is rising due to thermal expansion of the oceans and melting of land ice