Tag Archive: photos


“Melting Ice, Rising Seas”


Sea level rise is an indicator that our planet is warming. Much of the world’s population lives on or near the coast, and rising seas are something worth watching. Sea level can rise for two reasons, both linked to a warming planet.

NASA-funded researchers have created the first complete map of the speed and direction of ice flow in Antarctica. The map, which shows glaciers flowing thousands of miles from the continent’s deep interior to its coast, will be critical for tracking future sea-level increases from climate change. The team created the map using integrated radar observations from a consortium of international satellites.

Watch the ice flows in fantastic detail from Space
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Arctic Ice Completely Gone by 2020?
Questions Dan Miller



Considering all of these influences, the Intergovernmental Panel on Climate Change (IPCC) estimates that the global average sea level will rise by 7.2 to 23.6 inches (18-59 cm or 0.18- 0.59m) by 2100 (see Figure 1) relative to 1980-1999 under a range of scenarios.


Note that these estimates assume that ice flow from Greenland and Antarctica will continue at the same rates as observed from 1993-2003. The IPCC cautions that these rates could increase or decrease in the future. For example, if ice flow were to increase linearly, in step with global average temperature, the upper range of projected sea level rise by the year 2100 would be 19.2 to 31.6 inches (48-79 cm or 0.48-0.79 m). But current understanding of ice sheet dynamics is too limited to estimate such changes or to provide an upper limit to the amount by which sea level is likely to rise over this century.

You Ask Were is the Water Coming from? See More:
As the Melt Flows Into the Oceans Water Levels Rise Onto Our Cities.
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