Sentences with phrase «ocean change»

Global ocean changes result from regional changes in these properties, assessed in this section.

Ancient marine life may have developed from soft - bodied animals into creatures with hard body parts as oxygen levels rose and calcium and magnesium levels in prehistoric oceans changed, researchers say.

For the first time in this report, acidification was given ample consideration along with other ocean changes, such as temperature and sea level rise.

The mission is providing the first comprehensive look at how glaciers and oceans change year to year.

How does using seals compare with traditional methods of measuring ocean changes?

For a more reliable assessment of the long - term impacts of ocean change on marine ecosystems, food webs, and biogeochemical cycles the approach successfully applied here for the first time promises to provide critical new insights.

The cooling trend will likely continue as the sun enters a cycle of lower irradiance and the Pacific Ocean changed from its warm mode to its cool mode.

They have presumed that the forcing from Milankovitch cycles (changes in solar radiation absorbed by the Earth's surface due to orbital variations) are the cause of deep ocean changes over time, but that these changes occur only as slowly as orbital variations occur — on millennial scales («several thousand years «-RRB-, not in decades to centuries.

The presence of normal larvae reared in near - future warming (ca +2 — 3 °C) and decreased pH (ca pH 7.8) conditions in several studies (table 1) indicate that a tolerant subset of embryos / echinoplutei are resilient to near - future ocean change conditions.

She is working towards a PhD in past ocean change at Imperial College London, as part of the Grantham Institute for Climate Change and Environment.

In our new NSF - OPP project, Sensitivity of Arctic Ocean Change to Background Mixing (ARC - 0909408), we will be gathering together and analyzing existing Arctic Ocean data for internal waves and mixing using new methods, which in many cases have not been applied to the Arctic environment.

Assumptions are required to estimate global surface temperature change from deep ocean changes, but we argue and present evidence that the ocean core record yields a better measure of global mean change than that provided by polar ice cores.

At their booths in both the public «Zone Générations Climat» and the UN area where the negotations are held, young scientists discussed aspects of ocean change with negotiators, stakeholders and other visitors.

Watch ocean changes closely....

We analysed responses of the calcifying larvae of sea urchins, an ecologically important group, to ocean change stressors in a synthesis of data from species from tropical to polar environments and from intertidal to subtidal habitats.

A mesocosm experiment by scientists from GEOMAR Helmholtz Centre for Ocean Research Kiel, Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research Bremerhaven (AWI) and the Institute for Baltic Sea Research Warnemünde (IOW) reveals for the first time how ocean change might affect the special physical, chemical and biological characteristics of the ocean's uppermost boundary.

He described the researchers» findings as «sobering» and a confirmation of ocean changes recorded in other observational studies.

One thing scholars know for certain is that the very nature of the ocean trade made prolonged periods of interaction necessary: The currents of the Indian Ocean change seasonally, and traders had to wait for months until currents shifted in favor of the return voyage.

In 1999, a circulation pattern in the Pacific Ocean changed suddenly, which some scientists say made global temperatures plateau and led to the global warming «hiatus.»

Another line of evidence is that sea ice and temperature trends in the Southern Ocean changed sign in the 1970s for no apparent reason.

«Organisms that calcify will have more and more trouble calcifying,» says Jorge Sarmiento, who studies ocean changes at Princeton University.

Marine life is able to adapt to ocean change through evolution and can partly compensate for negative effects.

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Thousands of years ago the circulation of the North Pacific ocean changed substantially, releasing large quantities of carbon dioxide to the atmosphere, scientists in Scotland have found.

Following this delayed - mode correction, salinity errors are reduced further and in most cases the data become good enough to detect subtle ocean change.

We invite you to join Ocean Champions in making the waves of healthy ocean change on this day of global giving.

Follow Jaymi on Twitter for more stories like this More on Ocean Changes Ocean Acidification - What It Is and How It's Changing The World Corals Reveal Changes in Ocean Circulation, Prove Climate Modelers Correct Climate Change Causing Ocean Dead Zones to Grow

It could also serve as a data - rich baseline for analysing future ocean changes.

Together with Plymouth Marine Laboratory, Labex MER, Scripps Institution of Oceanography, the Ocean and Climate Platform and the Ocean Acidification International Coordination Centre, the German research network on ocean acidification, BIOACID (Biological Impacts of Ocean Acidification) draws negotiators» attention to ocean change at the Marrakech Climate Change Conference COP22.

«Even if the thermometer had never been invented, the evidence is there from deep ocean changes, from receding glaciers, from rising sea levels and receding sea ice and spring snow cover.

During El Niño events, warmer surface water in the east Pacific Ocean changes the world's weather.

Richard Alley, a Penn State geosciences professor who wasn't involved with the new study, said far more work is needed to understand the effects of wind and ocean changes in the Southern Hemisphere's most frigid stretches.

Marine mammals as sentinels of ocean change.17 th Annual Meeting of the Society of Environmental Journalists, September 7 - 9, Stanford, California, U.S.A.

This special issue contains a series of Reviews and News pieces that highlight some of the ways in which we see our oceans changing.

«Skeletons developed as chemistry of oceans changed.»

«As the climate changes and the ocean changes it would be nice to know how flexible these animals are and what impact a changing environment will have on them.