For the first time, the scientists show that the damage costs consistently increase at a higher
rate than the sea - level rise itself.
According to the US National Oceanic and Atmospheric Administration (NOAA), «this is a significantly larger
rate than the sea - level rise averaged over the last several thousand years», and the rate may be increasing.
Not exact matches
A
sea change in economic conditions has pushed interest
rates considerably lower
than they were in the past and are likely to stay there for a while, San Francisco Fed President John Williams said Friday.
The latest report from the International Panel on Climate Change, an intergovernmental group charged with researching the effects of carbon emissions, said at the end of September that climate change is unequivocal and that going forward,
sea levels will rise at a faster
rate than they have over the past 40 years.
Gore begins with hero scientists like Roger Revelle, who first began to imagine the magnitude of this tragedy, and continues through the latest scientific findings, like last fall's revelation that the ice over Greenland seems to be melting much faster
than anyone had predicted — news that carries potentially cataclysmic implications for the
rate of
sea - level rise.
Indeed, at 24 per cent in 2012, it is considerably lower even
than the ETR observed for the fifth North
Sea hydrocarbons producer, the German Federal Land of Schleswig - Holstein, whose government has been increasing the statutory royalty
rate in line with rising oil prices in recent years — from 12.5 per cent in 2003 to 21 per cent as of the time of writing — with the result that the ETR in the German sector of the North
Sea in 2012 came to 33 per cent.
He said no fewer
than five million people living in the Lake Chad Basin countries had been displaced by the depletion of the lake due to climate change, noting that the shrinkage of Lake Chad, a former island
sea, had resulted in increased social conflicts, high
rates of migration and cross border movements.
With
rates of
sea - level rise along parts of the nation's Eastern seaboard increasing three to four times faster
than the global average, experts are working to mitigate the effects by identifying threats, organizing collaboration among governments and organizations, as well as examining better...
That study found that a 1.5 degrees Celsius world would reach a peak
rate of
sea - level rise about 0.7 inches per decade less
than in a 2 degrees Celsius world — a potentially life - saving reduction for some vulnerable coastal ecosystems.
With
rates of
sea - level rise along parts of the nation's Eastern seaboard increasing three to four times faster
than the global average, experts are working to mitigate the effects by identifying threats, organizing collaboration among governments and organizations, as well as examining better communication techniques.
Published this week in Nature Climate Change, the initial study finds that embankments constructed since the 1960s are primarily to blame for lower land elevations along the Ganges - Brahmaputra River Delta, with some areas experiencing more
than twice the
rate of the most worrisome
sea - level rise projections from the United Nations» Intergovernmental Panel on Climate Change.
The first predications of coastal
sea level with warming of two degrees by 2040 show an average
rate of increase three times higher
than the 20th century
rate of
sea level rise.
They found that water vapour and chlorine and bromine from vaporised
sea salts would destroy ozone high in Earth's atmosphere at a much faster
rate than it is naturally created (Earth and Planetary Science Letters, DOI: 10.1016 / j.epsl.2010.08.036).
The new model has recently been put to the test in New York City, where the
rate of
sea level rise is more
than 3 mm per year in an area that currently houses more
than $ 25 billion of infrastructure at less
than 1 meter above
sea level.
A 12 percent increase in the
rate of aquifer recharge from added precipitation, combined with a projected 3 - foot rise in
sea level by the end of the century, would raise groundwater levels in some parts of the city by an additional foot — up to 4 feet higher
than current levels.
He checked local tidal gauges, revealing that
seas in the region were rising nearly 10 times faster
than the long - term
rate recorded in that region.
Brine from the desalination plant would be discharged into the already - saline Dead
Sea, replenishing water that is evaporating from the lake at a
rate of more
than 1 meter per year.
A separate report indicated that the
rate of global
sea - level rise had accelerated during the 20th century; if it continues as predicted, by 2100
seas will lap shores 12 inches higher
than they did in 1990.
Many researchers think this is unrealistic and that the
rate of ice loss will accelerate, which means that
sea level could rise much faster
than predicted.
Data published yesterday by scientists at the Jet Propulsion Laboratory (JPL) in Pasadena, California, and colleagues revealed that Earth's ice sheets are melting at a
rate that could mean more
than 32 centimeters of global
sea level rise by 2050.
The slowdown refers to slower -
than - expected
rates at which temperatures measured on the land and at
sea surfaces have been rising since the turn of the century.
«This acceleration, driven mainly by accelerated melting in Greenland and Antarctica, has the potential to double the total
sea level rise by 2100 as compared to projections that assume a constant
rate — to more
than 60 cm instead of about 30.»
I did not take a stand on
sea level rise
rates, other
than positing that it is most likely that there will indeed be a one meter rise by 2100.
The reasons why the projected
sea - level rise at Copenhagen is more severe
than at Oslo are complicated, but are primarily related to the effects that we have discussed: Differing
rates of crustal rebound and local gravitational changes at the two cities.
The increase in
rate relative to the 1901 — 90 trend is accordingly larger
than previously thought; this revision may affect some projections11 of future
sea - level rise.
First, the
rate of global
sea - level change in the 20th century (1.4 ± 0.2 mm / yr) was, with 95 % probability, faster
than during any century since at least 800 BCE.
Global ice - sheets are melting at an increased
rate; Arctic
sea - ice is disappearing much faster
than recently projected, and future
sea - level rise is now expected to be much higher
than previously forecast, according to a new global scientific synthesis prepared by some of the world's top climate scientists.
The report found that global ice sheets are melting at an increased
rate; Arctic
sea ice is thinning and melting much faster
than recently projected, and future
sea - level rise is now expected to be much higher
than previously forecast.
That estimate was based in part on the fact that
sea level is now rising 3.2 mm / yr (3.2 m / millennium)[57], an order of magnitude faster
than the
rate during the prior several thousand years, with rapid change of ice sheet mass balance over the past few decades [23] and Greenland and Antarctica now losing mass at accelerating
rates [23]--[24].
Paleoclimate data for
sea level change indicate that
sea level changed at
rates of the order of a meter per century [81]--[83], even at times when the forcings driving climate change were far weaker
than the human - made forcing.
Compared to the data on
sea level rise through 1990, the more recent
rate of rise is far steeper
than earlier research had suggested.
If Asians indeed have lower
rates of osteoporosis
than Westerners, it is probably because their diet provides plenty of vitamin D from shrimp, lard and
sea food; and plenty of calcium from bone broths.
Kelp is a type of large seaweed that are famous for growing from the
sea floor to the surface, seeking sunlight and can grow at amazingly fast
rates, sometimes more
than half a meter a day!
Song of the
Sea Rated PG Available on DVD and Blu - ray If you are still scratching your head at the Oscar snub for The Lego Movie and wondering what else could have been so much better
than the brick hit, feast your eyes on Song of the
Sea.
At any
rate, let's hope whatever is next far, far better
than the Japanese - set «The Wolverine» which had its heart in the right place and good intentions, but was lost in a
sea of convoluted plot and shoe - horned in villains as the expense of Logan's story.
Ebooks could have been a transformative
sea change in how we read books but instead are nothing more
than a second -
rate alternative to cheap paperbacks.
On the other, man's appetite for fish has grown with his ability to catch the fish, at a
rate that has already more
than outstripped the
sea's ability to provide.
The cause of the rise in
sea level is guessed to be the melting of glacial ice at a faster
rate than it is being replenished.
Amongst animals seen at the Center, California
sea lions (more
than 10,000 have been admitted to the Center since 1975) have a lower
rate of birth defects, at 0.09 %, while Pacific harbor seals (the Center has admitted more
than 2,200 since 1975) are at 0.4 %.
However,
sea ice then grows very rapidly, since the growth
rate for thin ice is much higher
than for thick ice, which acts as a negative feedback on thickness during the growth season (Bitz and Roe, 2004; Notz, 2009).
A smaller ice sheet extent might still respond with the observed high
rate of
sea level rise (5 m per century) if the warming is much more rapid
than when ice sheets were more extensive.
Between 1901 and 2010, global
sea levels rose by 0.19 ± 0.02 m, albeit at varying
rates and spatial distribution (Church et al. 2013)-- these past values (including their uncertainty) are potentially much smaller
than those associated with future projections.
It won't have the coastal borders like that from the PSMSL trends page, but it will show how
sea level
rates have changed rather
than just what they are (up arrows for increasing
sea level rise, down arrows for decreasing)....
There are some painful, and even dire, concerns expressed about the potential that Greenland ice sheets could be «entirely lost» if emissions continue at a business - as - usual pace; about the
rate of
sea - level rise increasing «faster and faster with time»; and about the planet's ice sheets likely becoming «more active» over coming decades
than they have been over recent decades.
It obscures the role of post-glacial isostatic rebound elsewhere, as in Hudson's Bay and the Baltic, both in forcing more water into the ocean and in some locales raising land faster
than the measured
rate of
sea level rise [ANDY REVKIN notes: Hi Russell.
Past
rates of change, if used wisely, provide potential constraints of future projections, together with the many semi-empirical approaches to project future
sea - level rise (e.g. Rahmstorf, 2007) which are typically greater in magnitude
than those from process based models.
Is it too much of a stretch to assume that
sea levels will rise faster
than currently predicted, largely because many of the factors that contribute to
sea levels rising are occurring at faster -
than - predicted, and possibly accelerating,
rate?
«The
rate at which sediment is deposited and new land is created is much slower
than the
rate at which climate change and
sea level rises are taking place,» he said.
The danger posed by
sea level rise is a function of the
rate of change far more
than the actual
sea level itself.
If you look at this from the point of view of somebody who's trying to use this information for anything other
than scientific satisfaction, whether or not these very, very rapid
rates of
sea level rise happen in the next few decades or the next few centuries makes all the difference in the world.