Riser, S., et al. (2016), Fifteen years of
ocean observations with the global Argo array, Nat.
Riser, S. C., et al. (2016), Fifteen years of
ocean observations with the global Argo array, Nat.
Not exact matches
The
ocean technology sector in Atlantic Canada has evolved in parallel
with activities in related industries, including defence and security, energy, marine transportation,
ocean science and
observation, and food and tourism.
Suspicions that Saturn's icy moon Enceladus harbors an internal
ocean — one that could host life — have hardened into near certainty
with exquisitely precise
observations from the Cassini spacecraft.
Today, 14 of the 15 satellites currently making climatic
observations on Earth are far beyond their designed life - expectancies,
with the exception being the
Ocean Surface Topography Mission (OSTM):
The reports also identifies other challenges that impact sustained
observations, such as the declining investment in new technological development, increasing difficulty in retaining and replenishing the human resources associated
with sustained
ocean observing, and a decreasing number of global and
ocean - class research vessels.
Their
observations show that since the calving event, the berg has started to drift away from the Larsen - C,
with open
ocean clearly visible in the ~ 5 kilometre gap between the berg and the ice - shelf.
As Stephen C. Riser and M. Susan Lozier note in their February 2013 Scientific American article, «Rethinking the Gulf Stream,» «A comparison of the Argo data
with ocean observations from the 1980s, carried out by Dean Roemmich and John Gilson of the Scripps Institution of Oceanography, shows that the upper few hundred meters of the
oceans have warmed by about 0.2 degree C in the past 20 years.
Up until now, instrumental
observations of the
oceans have only spanned the last 100 years or so, whilst reconstructions using marine sediment cores come
with significant age uncertainties.
With their findings, the LCSB group of Prof. Dr. Paul Wilmes, head of the LCSB group «Ecosystems Biology» and ATTRACT - fellow of the Luxembourg National Research Fund (FNR), corroborate and unify various ecological concepts that have been primarily formulated based on
observations in macrobiotic systems such as forests, rivers and
oceans — which can not however be experimentally investigated in depth because of the sheer size of these biotopes.
Direct
observations of the fault were scarce, so Eric Dunham, an assistant professor of geophysics in the School of Earth Sciences, and Jeremy Kozdon, a postdoctoral researcher working
with Dunham, began using the cluster of supercomputers at Stanford's Center for Computational Earth and Environmental Science (CEES) to simulate how the tremors moved through the crust and
ocean.
«If this conclusion is confirmed by future
observations, it would mean that the coastal
ocean will become more and more efficient at removing carbon dioxide from the atmosphere,» said Goulven Lurallue, the paper's lead author and a researcher
with Université Libre de Bruxelles in Belgium.
Researchers are applying
observations made by Charles Darwin's grandson to find that small organisms carry water
with them as they go — which means they might play a big role in mixing vast tracts of
ocean water
In February, Australian and American researchers who compared
ocean and climate modeling results
with weather
observations published findings in Nature Climate Change advancing earlier studies that explored the oscillation's global influence.
Images from NASA's Galileo probe a few years ago, coupled
with previous
observations, suggest that Europa's ice - covered surface may conceal a global, liquid
ocean tens of kilometers deep.
Combining satellite
observations with ocean numerical modeling, Khazendar and his colleagues developed a hypothesis that reductions in the volume of brine would increase Totten's thinning and melting.
A new West Coast
ocean acidification observing system is also planned, Feely said,
with several
observation sites manned by different research institutions, such as the Monterey Bay Aquarium Research Institute.
This, says Webb, correlates nicely
with Romanowicz's
observation that, of all the areas she looked at in the Pacific, the Earth's hum matched up best
with waves near the Vancouver coastline, off Canada, where the shelf is shallow and the
ocean waves can be enormous.
Researchers looked at different ways Enceladus could be generating the heat to maintain the liquid
ocean, producing models to find one that fits
with Cassini
observations.
Ocean Observing Systems: Acoustical
Observations and Applications: Passive and active acoustic methods can be employed for long - term, sustained observations of physical, chemical, and biological processes with Global and Regional Ocean Observ
Observations and Applications: Passive and active acoustic methods can be employed for long - term, sustained
observations of physical, chemical, and biological processes with Global and Regional Ocean Observ
observations of physical, chemical, and biological processes
with Global and Regional
Ocean Observing Systems.
Field
observations of microbes recovered from deep drill cores, deep mines, and the
ocean floor, coupled
with laboratory investigations, reveal that microbial life can exist at conditions of extreme temperatures (to above 110ºC) and pressures (to > 10,000 atmospheres) previous thought impossible.
This analysis by Sedláček & Knutti (2012) does not attempt to connect modelled and observed
ocean warming patterns
with human activity, but does demonstrate that natural variability is incompatible
with the warming in the 20th century simulations, and
with historical
observations.
To get their results the researchers used sophisticated ice sheet and climate models and verified their results
with independent geological
observations from the
oceans off Antarctica.
In order to compare these satellite - based
observations with ocean heat content it is necessary to anchor the data to an absolute scale.
Coastal and boundary current systems
with a focus on processes that link the nearshore and continental shelf to the open
ocean, such as along - and across - shore transport processes, stirring and mixing of water masses, and the coastal response to larger - scale forcing events; long - duration, high - resolution
observations using autonomous underwater gliders.
However, lacking global
observations of surface mass and
ocean heat content capable of resolving year to year variations
with sufficient accuracy, comprehensive diagnosis of the events early in the altimetry record (e.g. such as determining the relative roles of thermal expansion versus mass changes) has remained elusive.
In order to keep track
with changes in the
ocean, a thorough
observation system is needed, Dr. Phil Williamson, Natural Environment Research Council (NERC) and University of East Anglia, states.
The decrease over the last 20 years is well substantiated by
observation and is indistinguishable from the calculated decline assuming that the surface
ocean is in near thermodynamic equilibrium
with increasing CO2 concentration of the atmosphere.
In fact, the calculation has been done very carefully by Hansen and co-workers, taking all factors into consideration, and when compared
with observations of
ocean heat storage over a period long enough for the observed changes to be reliably assessed, models and
observations agree extremely well (see this article and this article.).
The
Ocean Observations Panel for Climate (OOPC) is a scientific expert advisory group charged with making recommendations for a sustained global ocean observing system for climate in support of the goals of its spon
Ocean Observations Panel for Climate (OOPC) is a scientific expert advisory group charged
with making recommendations for a sustained global
ocean observing system for climate in support of the goals of its spon
ocean observing system for climate in support of the goals of its sponsors.
The figure below, taken from the 2007 IPCC report, shows model runs
with only natural forcings; model runs
with all forcings; and
observations of surface temperatures for the whole globe — land areas and
ocean areas.
She currently is working on identifying a set of model versions that are consistent
with recent
observations of the
ocean surface and subsurface.
This demonstrates how longer periods of
observation, along
with the complete ARGO network, are critical to derive more accurate long - term
ocean trends.
Made from fibreglass, steel and concrete, the Bathurst Pineapple is complete
with a gift shop, tourist information centre and
observation deck, boasting views that stretch as far as the Indian
Ocean.
Our whale watching tour allows Long Beach visitors and residents to enjoy a relaxing cruise on The
Ocean Explorer, our primary whale watching cruise ship, complete
with both indoor and outdoor seating and a upper level
observation deck.
Cloud 9 Spa
Ocean View Staterooms are 220 sq ft, have a picture window facing the public
observation deck, a living area
with a sofa bed and coffee table, two twin beds or a king - size bed and sleep three to four guests.
In this case, there has been an identification of a host of small issues (and, in truth, there are always small issues in any complex field) that have involved the fidelity of the
observations (the spatial coverage, the corrections for known biases), the fidelity of the models (issues
with the forcings, examinations of the variability in
ocean vertical transports etc.), and the coherence of the model - data comparisons.
Since OHC uptake efficiency associated
with surface warming is low compared
with the rate of radiative restoring (increase in energy loss to space as specified by the climate feedback parameter), an important internal contribution must lead to a loss rather than a gain of
ocean heat; thus the
observation of OHC increase requires a dominant role for external forcing.
July 31, 2011, 11:35 a.m. Updated There's been a rush to all manner of judgments over the strange case of Charles Monnett, the biologist for the Bureau of
Ocean Energy Management, Regulation and Enforcement who provided a powerful talking point for climate campaigners, including former Vice President Al Gore,
with his description of several drowned polar bears spotted during an aerial marine - mammals survey in 2004 — an
observation enshrined in a short paper published in Polar Biology in 2006.
But the evidence of a connection between warming
ocean waters and greenhouse gas increases is compelling and consistent
with theory and
observations.
Below are the references in IPCC AR5 WG1 Chapter 3,
observations:
oceans,
with links to abstract pages and full texts where available.
eg pg xii To improve our predictive capability, we need: • to understand better the various climate - related processes, particularly those associated
with clouds,
oceans and the carbon cycle • to improve the systematic
observation of climate - related variables on a global basis, and further investigate changes which took place in the past • to develop improved models of the Earth's climate system • to increase support for national and international climate research activities, especially in developing countries • to facilitate international exchange of climate data
Their
observations were that the region of lightly grounded ice at the glacier terminus is extending upstream, and the changes inland are consistent
with the effects of a prolonged disturbance to the ice flow, such as the effects of
ocean - driven melting.
A detailed reanalysis is presented of a «Bayesian» climate parameter study (Forest et al., 2006) that estimates climate sensitivity (ECS) jointly
with effective
ocean diffusivity and aerosol forcing, using optimal fingerprints to compare multi-decadal
observations with simulations by the MIT 2D climate model at varying settings of the three climate parameters.
The implications of our findings are that the modern
observations of
ocean - driven warming along the western Antarctic Peninsula need to be considered as part of a natural centennial timescale cycle of climate variability, and that in order to understand climate change along the Antarctic Peninsula, we need to understand the broader climate connections
with the rest of the planet.
Observations in the tropical Atlantic
ocean (11) show that the clear sky downwelling infrared flux incident on the surface (Fa ---RRB- also increases faster than the surface emission
with increasing SST.
At the end of that piece, he quoted Richard Feynman concerning the empirical nature of the search for new scientific laws, and then closed
with this assertion: «The most important component of climate science is careful, long - term
observations of climate - related phenomena, from space, from land, and in the
oceans.
Forest et al. 2006 compares
observations of multiple surface, upper air and deep -
ocean temperature changes
with simulations thereof by the MIT 2D climate model run at many climate parameter settings.
As for the Sun, well, like AnnaV I consider that the 2 by far most important factors in climate evolution is the cloudiness because it governs albedo and the large scale
oceans» behaviour because that's where the energy is Again you are so angry at the AGW crowd, that you miss the whole point: the all - important clouds and albedo vary together, but do not vary
with the solar cycle, as far as our
observations go, e.g. http://www.leif.org/research/cloud-cover.png and http://www.leif.org/research/albedo.png
On the other hand, an increase caused by humans, where
oceans and vegetation together act as sinks for about halve the emissions, complies
with all known
observations.