Sentences with phrase «ocean influences on»

Contingent Pacific — Atlantic Ocean influence on multicentury wildfire synchrony over western North America Thomas Kitzberger, Peter M. Brown, Emily K. Heyerdahl, Thomas W. Swetnam, and Thomas T. Veblen PNAS January 9, 2007 vol.

E.g. Sutton and Dong, (2012): «Atlantic Ocean influence on a shift in European climate in the 1990s», Nature Geoscience, 5, 788 — 792, doi: 10.1038 / ngeo1595.

Not exact matches

Science questions the answers, e.g. hurricanes are caused by warm moist ocean air being drawn up into the cooler atmosphere and creating a wind pattern though we are still open to consider other factors that may have influence on this cycle.

A study led by scientists at the GEOMAR Helmholtz Centre for Ocean Research Kiel shows that the ocean currents influence the heat exchange between ocean and atmosphere and thus can explain climate variability on decadal time scOcean Research Kiel shows that the ocean currents influence the heat exchange between ocean and atmosphere and thus can explain climate variability on decadal time scocean currents influence the heat exchange between ocean and atmosphere and thus can explain climate variability on decadal time scocean and atmosphere and thus can explain climate variability on decadal time scales.

Scientists believe that dust has profound and somewhat mysterious influences on atmospheric chemistry, solar heat exchange and nutrient supply to the oceans and rain forests.

Changes in flow patterns of warm Pacific Ocean air from the south were driving earlier spring snowmelt, while decreasing summer sea ice had the greatest influence on later onset of snowpack in the fall.

For now, the new research does help confirm «the fact the Southern Ocean is a major influence on the evolution of Antarctica,» Rignot noted, even if the exact mechanisms driving that influence are still not well understood.

«Southern Ocean: Reconstructing environmental conditions over the past 30,000 years: Sea - ice zone has a major influence on the ecosystem.»

Iron can fuel plankton blooms and influence how the ocean responds to climate change, while the lead images show the impact of past pollution on the ocean and continuing contamination in some parts of the world and aluminium is used as a tracer of desert dust inputs to the ocean.

The major influences on ocean chemistry today are hydrothermal flow (hot water that has circulated through the crust) and surface weathering (the river transport of material eroded from land into the ocean).

However, this was the first, comprehensive, large - scale study of the influence of an entire offshore reef system on ocean wave transmission.

There are two big climate influences on hurricanes — the Pacific Ocean's El Niño / La Niña cycle and the Atlantic Multidecadal Oscillation (AMO).

But researchers from the University of Geneva (UNIGE), Switzerland, members of the PlanetSolar Deepwater expedition, have now succeeded in linking the composition of marine biological aerosols — and therefore their influence on the climate — to that of bodies of water under them within the Atlantic Ocean, thereby paving the way to an indirect study of these aerosols through water analysis.

Oregon State University oceanographer Robert Dziak says that depending on the size and frequency of these events, their spongelike effects could influence ocean chemistry and temperatures worldwide, making present climate - change models inaccurate.

From the ocean, the fresh water flows into the Greenland fjords where is influence local circulation with impacts on the production and ecosystem structure.

An unprecedented analysis of North Pacific ocean circulation over the past 1.2 million years has found that sea ice formation in coastal regions is a key driver of deep ocean circulation, influencing climate on regional and global scales.

Because ocean currents play a major role in transporting the planet's heat and carbon, the ECCO simulations are being used to understand the ocean's influence on global climate and the melting of ice in polar regions.

The model also accounted for natural drivers of change, including the direct influence of increased carbon dioxide on ocean - carbon uptake and the indirect effect that a changing climate has on the physical state of the ocean and its relationship to atmospheric carbon dioxide.

As Dr. Mackey cited in the published article Sea Change: UCI oceanographer studies effects of global climate fluctuations on aquatic ecosystems: «They would tell us about upwelling and how the ocean wasn't just this one big, homogenous bathtub, that there were different water masses, and they had different chemical properties that influenced what grew there,» she recalls.

The science team obtained vital information about the physical characteristics within one large warm - water eddy, which likely originated from the North Brazil Current, and analyzed its potential influence on sub-surface ocean conditions during the passage of tropical cyclones.

James Kennett of the University of California at Santa Barbara adds that salinity changes might have had a greater influence on the circulation of Eocene oceans than on that of today's oceans.

«Warm summers could weaken ocean circulation: Long - term observations reveal the influence of increased surface freshening on convection in the subpolar North Atlantic.»

This information will provide unique insight into the eddy's duration, stability, and influence on the ocean systems; and will improve current ocean models, which are critical for developing expectations on the health of future oceans.

The study marks the first time that human influence on the climate has been demonstrated in the water cycle, and outside the bounds of typical physical responses such as warming deep ocean and sea surface temperatures or diminishing sea ice and snow cover extent.

«The influence of rising oceans is even greater than the overall amount of sea level rise because of storm surge, erosion and inundation,» said Carlson, who studies the interaction of ice sheets, oceans and the climate system on centennial time scales.

Long underappreciated, puny motes of natural dust turn out to have a tremendous influence on climate, cloud formation, and the fertilization of oceans and rain forests.

The clearest example yet of humanity's influence on atmospheric electrostatic discharges, however, surfaced recently when researchers discovered dense trails of lightning in the soot - filled skies over two of the world's busiest shipping routes in the Indian Ocean and South China Sea.

Covering nearly 5.5 million square miles, the frozen mass exerts an enormous influence on the global climate, reflecting sunlight back into space and cooling Earth's atmosphere and oceans.

The phenomena discovered in the Indian and Atlantic Oceans have similar influences on rainfall, though their impact is more limited.

And scientists now know that the underwater topography — the hills, slopes and crevices at the bottom of the ocean, where the ice meets the sea — is a critical influence on just how much ice actually touches the water.

Based on the various factors that determine the overall ratio, the team determined the point at which a delta would no longer be a smooth outline, shaped by ocean waves, but instead, a pointy coastline, influenced more by the river.

Also facing elimination are the Orbiting Carbon Observatory 3, which would observe carbon dioxide flows; a mission to the space station that would have supported tests of a spectrometer intended to measure solar reflection; and Plankton, Aerosol, Cloud, ocean Ecosystem, a satellite that would measure the colors of the ocean to gauge the global flow of algae and the influence of ocean aerosols on cloud formation.

Atmospheric forcing, which is known to have a strong influence on surface ocean dynamics and production, is typically not considered in studies of the deep sea.

Humans» expanding influence on the oceans has begun to cause changes.

Microbiomes should be part of every study in which scientists are studying the performance of animals, plants, people, oceans or other ecosystems, because microbes have a major influence on all aspects of the planet.

There are other influences on the jet stream's behavior, and some scientists think that changes in tropical ocean temperatures, or the cyclical recurrence of El Niño, might have a bigger effect on the jet stream than changes in the Arctic.

Together with shipboard and satellite data, the global network of measuring sites provides further understanding of the ocean - atmosphere system and its influence on global climate and biological productivity.

These systems play a major role in transporting heat and carbon, and are therefore indispensable to understanding the ocean's influence on climate.

We find that this standard ansatz provides a reasonable lower bound on the outer boundary of the habitable zone, but the influence of obliquity and ocean fraction can be profound in the context of planets on eccentric orbits.

Influence of physical forcing on planktonic ecosystems and elemental cycling; mesoscale ocean dynamics; primary production; coastal circulation; zooplankton population dynamics; harmful algal blooms; numerical modeling and data assimilation.

The Atlantic Multidecadal Oscillation (AMO), Pacific Decadal Oscillation (PDO), North Atlantic Oscillation (NAO), and El Niño - Southern Oscillation (ENSO) have all been found to significantly influence changes in surface air temperature and rainfall (climate) on decadal and multi-decadal scales, and these natural ocean oscillations have been robustly connected to changes in solar activity.

Many of these microbes fundamentally influence the ocean's ability to sustain life on Earth.

Surface ocean temperatures along the West Coast have a strong influence on nearby land weather, affecting air temperatures, and they are closely linked with daily fog coverage.

Robertson, A.W., 2001: Influence of ocean - atmosphere interaction on the Arctic Oscillation in two general circulation models.

While Pollard's research focuses on understanding the microbiome through bioinformatics and modeling, other projects study human disorders such as diabetes and asthma, the impact of the ocean and soil on climate change, and the influence of plants, animals, and water on food production.

By Andrew Rhodes The ocean is a major influence on the world's climate and must be included in modelling to predict future climate change.

Continue reading «Influence of ocean acidification on elemental mass balances and particulate organic matter stoichiometry in natural plankton communities `

This thesis reports on the potential influence of OA on element pool partitioning and particulate organic matter stoichiometry with consequences for biogeochemical cycling of elements in the ocean.

Human - induced changes to carbon fluxes across the land - ocean interface can influence the global carbon cycle, yet the impacts of rapid urbanization and establishment of wastewater treatment plants (WWTPs) on coastal ocean carbon cycles are poorly known.

We review data on the absorption of anthropogenic CO2 by Northern Hemisphere marginal seas (Arctic Ocean, Mediterranean Sea, Sea of Okhotsk, and East / Japan Sea) and its transport to adjacent major basins, and consider the susceptibility to recent climatic change of key factors that influence CO2 uptake by these marginal seas.