What if the issue is
not mean sea level rise per se but increased storm surges.
That does
not mean the sea level is not rising, just that the land is rising faster.
The fact that the seas are rising more quickly than before doesn't mean the sea level rise is accelerating, either.
When a piece of an iceberg breaks off, it's doesn't mean sea levels will rise around the world.
Not exact matches
I was also living at a high altitude so I wouldn't be able to post a recipe that everyone could make (that
means the majority of you who live at
sea -
level!)
«In order to understand coastal impacts under current and future climate and socio - economic conditions, we do
not only need robust projections of
mean sea level rise but also a profound knowledge of present - day and future extreme
sea levels, because these events drive the impacts,» Wahl said.
«The future rise in global
mean sea level probably won't be gradual.
With
mean sea level rising, a storm that may
not have done as much damage 20 to 40 years ago can do more damage today, he said.
«As an archaeologist who studies Arctic and Subarctic coastal peoples, erosion associated with intense storm activity, loss of permafrost, rising
sea levels, and increasing human activity is devastating to comprehend; however, this study
not only documents those processes, but provides a
means to examine their highly variable impacts that, hopefully, can lead to constructive ways to prioritize research and mitigate destructive processes in this extremely important region.»
The melting of Greenland contributes to the global
sea level, but the loss of mass also
means that the ice sheet's own gravitational field weakens and thus does
not attract the surrounding
sea as strongly.
But the rapid retreat seen in the past 40 years
means that in the coming decades,
sea -
level rise will likely exceed this century's
sea -
level rise projections of 3 feet (90 centimeters) by 2100, issued by the Intergovernmental Panel on Climate Change (IPCC), said Sridhar Anandakrishnan, a glaciologist at Pennsylvania State University, who was
not involved in the study.
To understand
sea -
level change
means understanding
not only the transfer of land ice into the ocean, but also, for example, how the gravitational field of the Earth changes as inconceivably large water volumes shift around the planet.
In the current situation, where the north is heating and the south is
not, if the
sea level rises that
means the global ice quantity is INCREASING.
This implies that large - scale observations — for example, of global
mean sea -
level change or of the change mass of the Antarctic ice sheet — will
not on their own significantly narrow the range of late - century
sea -
level projections for decades to come.
The altitude ranges between 1600 m and 2400 m above
mean sea level and although
not very high, the mountain slopes are characterized by steep cliffs and crevices.
Because of these changes the theoretical
mean sea level is
not a constant.
The rate of change of the theoretical
mean sea level from year to year is not constant either, due to changing rate of the global sea level rise and changes in the Baltic Sea water balan
sea level from year to year is
not constant either, due to changing rate of the global
sea level rise and changes in the Baltic Sea water balan
sea level rise and changes in the Baltic
Sea water balan
Sea water balance.
Higher
sea levels allow storm surge to penetrate farther inland,
meaning flood damage will increase even if hurricanes do
not get any stronger.
The reason sleeping at high altitude is beneficial is because sometimes training at high altitude
means you lose speed as you physically can
not push yourself as hard as you can at
sea level.
For example, if tribes migrate (d) to a certain locale or are forced out of an ideal way of life due to cataclysm etc, (such as leaving fruit bearing tropical climates due to
sea level rise in ancient prehistory as seen from underwater megalithic stone temples from around the world) then that does
nt mean their way of life currently is the most ideal that the body thrives on, such as «paleo» diet or atkins diet or other FAD BULLSHIT low carb, high fat diets that are EXTREMELY HARMFUL AS CITED CONCLUSIVELY.
The floating blue waves remind you what rising
sea levels mean and how our cities around the world will be severely impacted if
not destroyed altogether.
Again, I don't disagree, as this would
mean ~ 70 cm of
sea -
level rise, but let's think about what would be required for that to actually happen?
One challenge has been that the state of the hydrological cycle is
not as easily summarised by one single index in the same way as the global
mean temperature or the global
mean sea level height.
Note that this sampling noise in the tide gauge data most likely comes from the water sloshing around in the ocean under the influence of winds etc., which looks like
sea -
level change if you only have a very limited number of measurement points, although this process can
not actually change the true global -
mean sea level.
Okay, I obtained Church and White's time series for global
mean sea level (GMSL) from 1880 to 2013 (
N = 134).
If global warmning
means rising
sea level I just do
not understand why the
sea level hasn't changed the last 30 years when I have own my summer house.
SLR study... The study, by US scientists, has calculated the rate of global
mean sea level rise is
not just going up at a steady rate of 3 mm a year, but has been increasing by an additional 0.08 mm a year, every year since 1993.
These wildfires release soot into the atmosphere, which accelerates the rate of melting of glaciers, snow and ice it lands upon, which can lead to less reflectivity,
meaning more of the sun's heat is absorbed, leading to more global warming, which leads to even more wildfires,
not to mention greater
sea level rise, which is already threatening coastal areas around the world.
One other problem particular to climate research is that
meaning only emerges when its tribes collaborate (
sea level is
not an oceanography question, but a glaciology question, etc.).
That doesn't
mean I'm going to buy property only 1 meter above
sea level.
Zoom in on the map, and set the SLR in meters, and it grays out anything below
sea levels (which of course, does *
not *
mean underwater).
> A new comment on the post # 74 «Michael Crichton's State of Confusion» is > waiting for your approval > > Author: Hans Erren -LRB--RRB- > E-mail: erren21 @... > URL: > Whois:... > Comment: >
Sea -
level rise > > Although satellite data (TOPEX / POSEIDON (sic) and JASON) shows a much > steeper trend over recent years (2.8 mm / yr) than the long term
mean > estimates from tide gauges (1.7 to 2.4 mm / yr), each method compared to > itself does
not indicate an accelleration.
In this regard, I would observe that at least one important AGW effect, rising
sea level, does
not depend on a specific regional outcome so much as on global
mean T. (At least, I think this is so (because my understanding is that most of the rise comes from lower density of warmer water,
not from melting ice sheets — though again,
not 100 % sure on this point)-RRB-.
The contribution from glaciers and ice caps (
not including Greenland and Antarctica), on the other hand, is computed from a simple empirical formula linking global
mean temperature to mass loss (equivalent to a rate of
sea level rise), based on observed data from 1963 to 2003.
This does
not mean that Greenland will
not continue to melt (it will very probably on long term) and
sea -
level wil
not continue to rise (idem).
iheartheidicullen @ 162: Sorry if my tone was intemperate, but really the SH and NH
sea ice trends have been analysed at length online by Tamino and others, over the last year or two, with the clear conclusion that the SH anomaly trend is small (the anomaly at the maximum last year was about 1.5 % of the
mean annual maximum, if I remember correctly) and
not statistically significant (at the 95 %
level, I think), whereas the NH trend is large (tens of percent), long - lived, and statistically very significant indeed.
But — just because the data don't follow a parabola, doesn't
mean that
sea level hasn't accelerated.
Vertical land movements such as resulting from glacial isostatic adjustment (GIA), tectonics, subsidence and sedimentation influence local
sea level measurements but do
not alter ocean water volume; nonetheless, they affect global
mean sea level through their alteration of the shape and hence the volume of the ocean basins containing the water.
Just because the amount of
sea -
level rise predicted in the new study is «
not a Hollywood cataclysm, it doesn't
mean it's
not important,» said study leader Tad Pfeffer of the University of Colorado in Boulder.
As in the past,
sea level change in the future will
not be geographically uniform, with regional
sea level change varying within about ± 0.15 m of the
mean in a typical model projection.
Chris V. CO2 goes up, temp goes down, oceans cool,
sea levels decrease, arctic
sea ice is within 1979 -2000
mean, AGW theory of catastrophic warming is B U S T... Even the fraudulent manipulation of the GISS data set does
not change that.
«The global
mean sea level for the period January 1900 to December 2006 is estimated to rise at a rate of 1.56 ± 0.25 mm / yr which is reasonably consistent with earlier estimates, but we do
not find significant acceleration»
It might be worth emphasising that whether or
not there has been an acceleration of
sea level rise during recent decades,
mean sea level rise as such is a long term fixture which is unstoppable by any human agency and to which adaptation will perforce be necessary.
I am a little puzzled at the trend, but that just
means the
sea level rise data as commonly presented doesn't paint a complete or accurate picture.
Short period trends of acceleration in
mean sea level after 1990 are evident at each site, although these are
not abnormal or higher than other short - term rates measured throughout the historical record.»
The findings do
not significantly alter short - term
sea level rise projections, but they
mean that we may need to prepare for larger amounts of long - term
sea level rise than previously thought.
Stable rates of
sea -
level rise, sustained in the next 20 years, would
mean melting of the Greenland and Antarctic ice - caps has
not yet accelerated significantly.
Global
mean temperatures in 2011 did
not reach the record - setting
levels of 2010, but were still the highest observed in a La Niña year, and Arctic
sea - ice extent fell to near - record - low
levels.
The rate of change of the theoretical
mean sea level from year to year is not constant either, due to changing rate of the global sea level rise and changes in the Baltic Sea water balan
sea level from year to year is
not constant either, due to changing rate of the global
sea level rise and changes in the Baltic Sea water balan
sea level rise and changes in the Baltic
Sea water balan
Sea water balance.
Its estimated ice volume and contribution to
mean global
sea level reside well within their ranges of natural variability, and from the current looks of things, they are
not likely to depart from those ranges any time soon.