Sentences with phrase «winter extent»
Winter extent refers to the amount or area covered by snow and ice during the winter season. Full definition
The maximum winter extent did not reaching its current location until around 2.6 million years ago.
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The maximum winter extent did not reach its current location until around 2.6 million years ago.
2008 had the second highest winter extent in recent years, and yet had the second lowest late summer minimum extent yet recorded.
The sea ice reached its maximum winter extent unusually early this year and has been falling fast, to a new record low for this time of year (see graph below).
However, one analysis that has attempted to explain both the very large winter extents of 2012, 2013, and 2014, and the subsequent lower and near - average winter maximums in 2015 and 2016 has suggested that the El Niño Southern Oscillation and a Pacific trend called the Pacific Decadal Oscillation (a residual tendency toward El Niño or La Niña in the Pacific that shifts on multi-decadal timescales) may be linked to the change.
«The fact that we're starting the melt season with low — maybe record low — winter extent can not be good,» Jennifer Francis, a Rutgers University Arctic researcher, said in an email right before the records came in.
Also, winter extent was larger in 2010 than in previous years.
Over that time the winter extent has not varied much, but until the last few years the summer extent was declining.