Sentences with phrase «of polar ice sheets»
In relation to fossil fuels and global warming, as the planet heats up, the oceans expand due to the melting of polar ice sheets.
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Part of the reason for the significance of these polar ice sheets is that the rate of melt is accelerating.
The last expansion of the polar ice sheets took place about 18,000 years ago.
We are already in territory that will melt catastrophic portions of the polar ice sheets, and create havoc with weather extremes, agriculture, and infrastructure around the world in coming decades.
Recent mass balance of polar ice sheets inferred from patterns of global sea - level change.
The report predicts that half of the world's identified tipping points — such as the collapse of polar ice sheets and the drying out of the Amazon rainforest — would be crossed under 2 ℃ warming, compared with 20 % of them at 1.5 ℃.
An additional 3.9 to 7.8 inches (10 to 20 cm) are possible if the recent surprising melting of polar ice sheets continues.
The potential of polar ice sheets to serve as an archive for reconstruction of past atmospheric compositions has been well established (17, 18).
Impacts of thermal expansion and melting mountain glaciers can be predicted with moderate confidence, but more uncertainty remains in the potential behavior of polar ice sheets.
It basically puts the Southern Ocean up front as the most significant control on the evolution of the polar ice sheet.»
Prediction of mass fluxes of polar ice sheets, improved models of glacial isostatic adjustment, and better modeling and prediction of sea - level change.
The risk of rapid disintegration of the polar ice sheets is a prime example.
Evidence regarding the response of polar ice sheets and sea level rise to rising temperatures is considered in the trial of carbon dioxide and co-conspirators.
Rather, it both offers a tool for exploring the sea level implications of polar ice sheets» complex physical responses to global warming and highlights the deep uncertainty that characterizes sea level change in a high - emissions future.
Thickness of some polar ice sheets is increasing; does this make sense if the world is becoming warmer?
Yet the climate science orthodoxy continues to push the catastrophic scenario that Earth's major coastal and island regions will be submerged due to the melting of the polar ice sheets found in Antarctica.
The United Nations Intergovernmental Panel on Climate Change's (IPCC) Fifth Assessment Report predicts that high concentrations of carbon dioxide in the atmosphere (CO2) created by humans burning fossil fuels will cause catastrophic global warming, more intense storms, the loss of polar ice sheets and rising sea levels.
A new NASA - funded satellite study of the polar ice sheets shows an alarming accelerating trend of ice loss from both Greenland and Antarctica.
Mitrovica, J. X., Tamisiea, M. E., Davis, J. L. & Milne, G. A. Recent mass balance of polar ice sheets inferred from patterns of global sea - level change.
An additional 3.9 - 7.8 inches are possible if recent, surprising melting of polar ice sheets continues.
The tandem of satellites — called GRACE - 1 and GRACE - 2 — measure minute shifts in Earth's gravity to chart flows of mass across the planet, such as the unexpectedly rapid melt of polar ice sheets and the drawdown of underground water reservoirs called aquifers.
«And we will even be able to make dynamic movements visible, such as the melting of the polar ice sheets, which seismology could not see.»
Knowing the geoid's shape can aid studies of deeply buried geological structures and show how mass is being redistributed over time, such as by the melting of polar ice sheets.
Atmospheric warming is followed by ocean warming is followed by a melting of polar ice sheets is followed by sea level rise.
Rising Seas: Warmer ocean water temperatures, the pumping of ground water, and melting of the polar ice sheets have added water to the oceans, contributing to sea level rise.
Only a new Little Ice Age, it says, might re-establish some of today's mountain glaciers or halt the melting of polar ice sheets.