Sentences with phrase «of ocean acidification in»

Mathis, J. T., J. N. Cross, and N. R. Bates, 2011: The role of ocean acidification in systemic carbonate mineral suppression in the Bering Sea.

«The 2 °C target was all about warming and didn't involve consideration of ocean acidification in any direct way,» said University of Queensland professor Ove Hoegh - Guldberg, one of the lead authors of the recent Intergovernmental Panel on Climate Change assessment chapter dealing with ocean impacts.

Collectively, these observations can be used to project trends of ocean acidification in higher latitude marine surface waters where inorganic carbon chemistry is largely influenced by sea ice meltwater.

«Our goal is to develop a comprehensive risk assessment of ocean acidification in combination with other environmental stressors and the often complex relationships and to widely communicate our findings to the public and decision makers.»

From microscopic plankton to species» interactions in the marine ecosystem and from elemental biogeochemical cycling to the consequences for economy and society: The German project BIOACID (Biological Impacts of Ocean Acidification) analyses the problem of ocean acidification in its entire spectrum.

The results of this study demonstrate the importance of investigating the effects of ocean acidification in natural communities.

Not exact matches

The new report «Lights Out for the Reef», written by University of Queensland coral reef biologist Selina Ward, noted that reefs were vulnerable to several different effects of climate change; including rising sea temperatures and increased carbon dioxide in the ocean, which causes acidification.

Among the most visible and dramatic effects of climate change in Massachusetts is sea level rise and ocean acidification.

She has also written blog posts on Medium.com, participated in a Reddit AMA (Ask Me Anything) that generated more than 800 questions, and engages regularly with oyster farmers to better understand the impacts of ocean acidification on shellfish farming.

The findings, published in the journal Proceedings of The Royal Society B, suggest that by disturbing predator - prey interactions, ocean acidification could spur cascading consequences for food web systems in shoreline ecosystems.

«Hillary Clinton is listening to the scientists who tell us that — unless we act boldly and transform our energy system in the very near future — there will be more drought, more floods, more acidification of the oceans, more rising sea levels.

Rising levels of CO2 are making it hard for fish to breathe in addition to exacerbating global warming and ocean acidification

«This study focused on one single stressor, ocean acidification, but we must keep in mind that the combination of several stressors, such as ocean acidification and warming could lead to larger impacts on baby corals,» Dr Moya says.

A crucial reason why the study of freshwater acidification has lagged until now is because determining how atmospheric carbon affects these ecosystems requires complex modeling, and is much less clear than that occurring in oceans, according to study author Linda Weiss, an aquatic ecologist at Ruhr University Bochum in Germany.

In an unprecedented evolution experiment scientists from GEOMAR Helmholtz Centre for Ocean Research Kiel and the Thünen Institute of Sea Fisheries have demonstrated for the first time, that the single most important calcifying algae of the world's oceans, Emiliania huxleyi, can adapt simultaneously to ocean acidification and rising water temperatOcean Research Kiel and the Thünen Institute of Sea Fisheries have demonstrated for the first time, that the single most important calcifying algae of the world's oceans, Emiliania huxleyi, can adapt simultaneously to ocean acidification and rising water temperatocean acidification and rising water temperatures.

«It is now time to evaluate how to make the most of satellite and in situ data to help us understand ocean acidification, and to establish where remotely sensed data can make the best contribution,» Peter Land, lead author of the new study and researcher at Plymouth Marine Laboratory, said in a press release accompanying the new study.

«Over several hundred generations, apparently those new mutations that are advantageous in conditions of both ocean acidification and warming emerged and swept through the population,» concludes Schlüter.

Now they were using their days in Aquarius to zero in on the causes of ocean acidification, which may be contributing to the degradation of coral reefs.

Global warming could seriously mess with fisheries in a few ways: Carbon dioxide in the air contributes to ocean acidification, sea level rise could change the dynamics of fisheries, and cold water fish like salmon could be pushed out by warming streams.

In 2012, evolutionary ecologists at GEOMAR showed for the first time that Emiliania huxleyi is able to adapt to ocean acidification by means of evolution.

Scientists say reserves can help marine ecosystems and people adapt to five key impacts of climate change: ocean acidification; sea - level rise; increased intensity of storms; shifts in species distribution, and decreased productivity and oxygen availability.

Unless the seepage rate of sequestered carbon dioxide can be held to 1 percent every 1,000 years, overall temperature rise could still reach dangerous levels that cause sea level rise and ocean acidification, concludes the research published yesterday in Nature Geoscience.

In Antarctica some marine ecosystems are particularly vulnerable to the ocean acidification due to an excess of CO2 released into the atmosphere.

For instance, the Pacific Northwest has seen oyster larvae fatality rates of 80 percent in commercial hatcheries due to ocean acidification.

The resulting outburst of methane produced effects similar to those predicted by current models of global climate change: a sudden, extreme rise in temperatures, combined with acidification of the oceans.

Will Howard of the Antarctic Climate and Ecosystems Cooperative Research Centre in Hobart has shown that some species of coral have a similar sensitivity to acidification as foraminifera in parts of the Southern Ocean, which are struggling to build their shells.

At a global level, the excess of atmospheric CO2 is absorbed by ocean waters and it causes changes in water chemistry (pH decrease or ocean acidification).

«The marine calcifiers that live in polar regions are particularly vulnerable to the effects of ocean acidification, a progress which is reducing their mineralization capacity and forming calcium carbonate (CaCO3) skeletons used as a protective and supporting structure against predators» says Blanca Figuerola, main author of the scientific study.

Add in the stress of ocean acidification and protecting coral reefs becomes even more important (and challenging).

A study published yesterday in Current Biology suggests ocean acidification is driving a cascading set of behavioral and environmental changes that drains oceans» biodiversity.

In a presentation at a recent ocean acidification conference, Tatters reported that the more CO2 and the less silicate, the higher the diatom's toxin production — more than doubling at the level of dissolved CO2 scientists expect the oceans to reach by 2100.

«This is how we keep track of what we are doing in our oceans — overfishing, plastic trash, acidification, climate,» Holdren says.

Changing temperatures and ocean acidification, together with rising sea level and shifts in ocean productivity, will keep marine ecosystems in a state of continuous change for 100,000 years.

«The larval period is a critical stage in the marine fish lifecycle and the ability of cobia larvae to withstand «business - as - usual» scenarios of ocean acidification provides an optimistic outlook for this species.

This refers to the limit of warming beyond which the island states will become unviable in the face of threats including rising sea levels, flooding, ocean acidification and drought.

«Marine vegetation can mitigate ocean acidification, study finds: Conservation of shoreline plants and seaweeds could, in turn, help preserve shellfish habitats.»

Fisheries are «the ultimate canary in the coal mine of ocean acidification,» says Brad Warren, the former editor and publisher of Pacific Fishing magazine, who recently launched the nonprofit Sustainable Fisheries Partnership to encourage seafood enterprises to confront the problem through policy initiatives.

«These results show that the effect of ocean acidification on deep - water corals may not be as severe as predicted,» said David Garrison, a program director in the National Science Foundation's Division of Ocean Sciences, which funded the reseocean acidification on deep - water corals may not be as severe as predicted,» said David Garrison, a program director in the National Science Foundation's Division of Ocean Sciences, which funded the reseOcean Sciences, which funded the research.

All things considered, the NOAA budget released today is «decently healthy,» says Jeff Watters, director of government relations at the Ocean Conservancy in Washington, D.C. Even some areas that weren't highly funded — for example, ocean acidification research — still received a slight boost over the previous fiscal Ocean Conservancy in Washington, D.C. Even some areas that weren't highly funded — for example, ocean acidification research — still received a slight boost over the previous fiscal ocean acidification research — still received a slight boost over the previous fiscal year.

The bleak prognosis for marine species — and ultimately humans — in an environment of unchecked ocean acidification has prompted scientists to suggest a number of mitigation strategies.

Phytoplankton, the food of tiny krill, a key element in the food web of the southern oceans, will be equally affected by acidification.

In the new study, scientists determined the saturation state of aragonite in order to map regions that are vulnerable to ocean acidificatioIn the new study, scientists determined the saturation state of aragonite in order to map regions that are vulnerable to ocean acidificatioin order to map regions that are vulnerable to ocean acidification.

Earth System Threshold Measure Boundary Current Level Preindustrial Climate Change CO2 Concentration 350 ppm 387 ppm 280 ppm Biodiversity Loss Extinction Rate 10 pm > 100 pm * 0.1 - one pm Nitrogen Cycle N2 Tonnage 35 mmt ** 121 mmt 0 Phosphorous Cycle Level in Ocean 11 mmt 8.5 - 9.5 mmt — 1 mmt Ozone Layer O3 Concentration 276 DU # 283 DU 290 DU Ocean Acidification Aragonite ^ ^ Levels 2.75 2.90 3.44 Freshwater Usage Consumption 4,000 km3 ^ 2,600 km3 415 km3 Land Use Change Cropland Conversion 15 km3 11.7 km3 Low Aerosols Soot Concentration TBD TBD TBD Chemical Pollution TBD TBD TBD TBD * pm = per million ** mmt = millions of metric tons #DU = dobson unit ^ km3 = cubic kilometers ^ ^ Aragonite is a form of calcium carbonate.

Cantwell said that the science underway at DOE will be critical to understanding the impacts of the rising greenhouse - gas levels in the atmosphere — from Arctic sea - ice melt to ocean acidification — and maintaining US leadership in clean - energy technologies.

«A decline in the saturation state of carbonate minerals, especially aragonite, is a good indicator of a rise in ocean acidification,» said Li - Qing Jiang, an oceanographer with NOAA's Cooperative Institute for Climate and Satellites at the University of Maryland and lead author.

«We know that past acidification events played a role in mass extinctions, when lots of animals and plants disappeared from the ocean,» Gattuso says.

«Many impacts respond directly to changes in global temperature, regardless of the sensitivity of the planet to human emissions of CO2 and other greenhouse gases,» says geoscientist Katharine Hayhoe of Texas Tech University in Lubbock, a co-author of the report, excluding effects such as ocean acidification and CO2 as a fertilizer for plants.

New NOAA - led research maps the distribution of aragonite saturation state in both surface and subsurface waters of the global ocean and provides further evidence that ocean acidification is happening on a global scale.

Prior research has largely focused on the negative impacts of ocean acidification on reef growth, but new research this week from scientists at the Hawai'i Institute of Marine Biology (HIMB), based at the University of Hawai'i — Mānoa (UHM), demonstrates that lower ocean pH also enhances reef breakdown: a double - whammy for coral reefs in a changing climate.

Taylor and her colleagues also tested water temperature and pH levels in the laboratory to study the impact of ocean warming and acidification on the exoskeletons of several species of crustacean.