Sentences with phrase «one's contribution to sea level rise»

Will the glaciers behind the ice shelf accelerate and have a direct contribution to sea level rise?
A better accounting of natural groundwater discharge is needed to constrain the range of contributions to sea level rise suggested by researchers such as Gregory 2012.
This will then lead to a significant Antarctic contribution to sea level rise of some three to five metres.
If the glacial melt water contribution to sea level is overestimated, then, the unaccounted - for contribution to sea level rise becomes much larger than initially thought.
The warming, melting and potential contributions to sea level rise from glaciers in Greenland and West Antarctica in the face of climate change has long since been a serious concern.
If a negative surface mass balance were sustained for millennia, that would lead to virtually complete elimination of the Greenland ice sheet and a resulting contribution to sea level rise of about 7 m.
Those with the greatest reserves on their asset sheets and the fastest turnover, and thus having the greatest potential contributions to sea level rise over time, are:
The IPCC Fifth Assessment Report contained significant uncertainty in its projections for glacier contributions to sea level rise over the course of the 21st century.
Church and White (2011) examined sea level data from both tide gauges (TGs), satellite altimeter data (Sat - Alt), and the estimated contribution to the sea level rise from various sources (Figure 4).
Near - global ocean temperature data for the last 50 years have been recently made available, allowing the first observationally based estimate of the thermal expansion contribution to sea level rise in past decades.
Models suggest a substantial anthropogenic contribution to sea level rise, but underestimate the actual rise observed.
@ 1 Paul S. Most assessments of ice sheet contribution to sea level rise indicate an acceleration over the past decade, whereas altimeter - measured SLR has not been faster over the most recent decade There was a paper published within the last couple of years by some of this sites contributors that suggested part of the disparity may be due to an increase in land based water.
A reconciled estimate of glacier contributions to sea level rise: 2003 to 2009.
It seems clear that he was upset by estimates of an extremely large Greenland contribution to sea level rise.
Antarctic contribution to sea level rise by 2100 is a couple of inches.
Study co-author Professor Andrew Shepherd, from Leeds» School of Earth and Environment, explained: «Although Western Palmer Land holds a lot of ice — enough to raise global sea levels by 20 centimetres — its glaciers can't be responsible for a major contribution to sea level rise, because their speed has barely changed over the past 25 years.
The analysis assumes that the climate - driven human contribution to sea level rise is spread evenly across global oceans, discounting localized effects.
The reason it's valuable is that for all the recent discussion of fast dynamic contributions to sea level rise, no one has looked at the glacier dynamics that would be required to accomplish it.
suggests the heat into the ocean is now going into colder and fresher water, whose expansion coefficient is smaller than warmer and more saline water, resulting in smaller contribution to sea level rise.
And, although freshwater discharge from deep aquifers may be locally insignificant relative to river runoff, deep aquifer discharge when integrated across the globe could account for the missing contribution to the sea level rise budgets.
Unfortunately quantifying the groundwater discharge contribution to sea level rise is extremely difficult, suffering from a low signal to noise problem.
In fact, he said, ice flows from that glacier alone account for a quarter to a third of Antarctica's total contribution to sea level rise.
And what net contribution to sea level rise will result if the current WAIS thinning rate continues unabated?
The United Nations Intergovernmental Panel on Climate Change (IPCC)'s worst projections for Greenland's contribution to sea level rise top out at 68 centimeters (27 inches) by the year 2100.
And more recent estimates of the Antarctic mass balance contribution to sea level rise has the East Antarctica ice sheet gaining mass at a more accelerated pace for 2003 - 2013 than the mere +14 Gt per year identified by Shepherd et al. (2012) for 1992 - 2011.
But we are going to ignore that and just say the Antarctica worst case contribution to sea level rise is 2.89 mm / Y.
Such an understanding is crucial to determining the past behavior of the GrIS and projecting its future contribution to sea level rise.
Second, the TAR included some small constant additional contributions to sea level rise which are omitted here (see below regarding permafrost).
With glaciers thinning, accelerating and receding in response to ice shelf collapse [20, 21], more ice is directly transported into the oceans, making a direct contribution to sea level rise.
If such a negative surface mass balance were sustained for millennia, that would lead to virtually complete elimination of the Greenland ice sheet and a resulting contribution to sea level rise of about 7m.
A large Antarctic contribution to sea level rise will happen even if we cut all carbon emissions tomorrow.
researchers suggested the sea level budget could be balanced and the IPCC's unaccounted for contribution to sea level rise could be explained by making 5 assumptions:
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