Sentences with phrase «ocean in a changing climate»

However, Khazendar and Scheuchl said, researchers need more information on the shape of the bedrock and seafloor beneath the ice, as well as more data on ocean circulation and temperatures, to be able to better project how much ice these glaciers will contribute to the ocean in a changing climate.

Everett, J.T. Testimony: Hearing on Wildlife and Oceans in a changing climate.

This is a valuable transect of surface data that will form part of a longer time series and help us to understand the role of the oceans in our changing climate.

As he and others over half a century unravelled the roles of ice ages and oceans in changing the climate, they found evidence that in the past, climate had shifted abruptly in as little as a decade.

Congressional Hearing — 2007 Wildlife & Oceans in a Changing Climate My Opening Statement My Written Statement My Follow - Up Responses My Invitation to Testify

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.

The scientific agency, which is part of the Commerce Department, studies changes in climate, weather, oceans and coasts.

While this is bad news for the planet, it's good news for climate change scientists who have — for the last two decades — puzzled over warming trends in ocean surface temperatures for nearly 20 years.

Trump's stance on the environment contradicts thousands of scientists and decades of research, which has linked many observable changes in climate, including rising air and ocean temperatures, shrinking glaciers, and widespread melting of snow and ice, to an increase in greenhouse gas emissions from human activities.

In reality, earth science goes far beyond direct climate change research — and includes everything from the health of oceans to the threat of devastating solar storms in the upper atmospherIn reality, earth science goes far beyond direct climate change research — and includes everything from the health of oceans to the threat of devastating solar storms in the upper atmospherin the upper atmosphere.

These 15 risks are: Lack of Fresh Water, Unsustainable Urbanization, Continued Lock - in to Fossil Fuels, Chronic Diseases, Extreme Weather, Loss of Ocean Biodiversity, Resistance to Life - saving Medicine, Accelerating Transport Emissions, Youth Unemployment, Global Food Crisis, Unstable Regions, Soil Depletion, Rising Inequality, Cities Disrupted by Climate Change & Cyber Threats.

In addition to climate change, animal agriculture is a major contributor to air and water pollution, water use, land degradation and deforestation, biodiversity decline, and ocean degradation.

Many brands produce their spirulina in toxic waters, and since our oceans are filled with mercury and toxins on so many accounts due to climate change and pollution, it's highly important to choose a brand of spirulina that has direct control over the growth and control of the production of their spirulina products.

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

A GOP lawmaker said this week that the rise in sea levels around the globe was not caused by climate change — but by rocks tumbling into the world's oceans and silt flowing from rivers to the sea.

Researchers have previously suggested that extreme weather in the midlatitudes might be linked to climate change's impacts on the Arctic (SN Online: 12/2/11), particularly the dramatically decreased sea ice cover in the Arctic Ocean.

The new proposed model could allow a better quantification of the impacts that will likely occur under changing climate and could be considered in future ocean resources and land use management.

Since these set of ocean currents are known to influence global climate, the researchers were interested to see if it correlated with rainfall in the Western Hemisphere, and how such a correlation could change over time.

Residents of low - lying islands in the Pacific and Indian oceans are among those who will feel the effects of climate change to the greatest degree in the coming decades.

In 2016, she received a Presidential Early Career Award for Scientists and Engineers (PECASE) in part for bringing ocean and climate change science into K - 12 classroomIn 2016, she received a Presidential Early Career Award for Scientists and Engineers (PECASE) in part for bringing ocean and climate change science into K - 12 classroomin part for bringing ocean and climate change science into K - 12 classrooms.

The Aquarius instrument will measure the ocean's salinity in a bid to better understand the global water cycle — and climate change

In the current context of global warming it is important to assess the impacts that changes in ocean and climate may have on Antarctica, and reconstructing past climate fluctuations provides vital information on the responses and possible feedback mechanisms within the climate systeIn the current context of global warming it is important to assess the impacts that changes in ocean and climate may have on Antarctica, and reconstructing past climate fluctuations provides vital information on the responses and possible feedback mechanisms within the climate systein ocean and climate may have on Antarctica, and reconstructing past climate fluctuations provides vital information on the responses and possible feedback mechanisms within the climate system.

You could argue [on] the climate change [one], but [on nutrient] pollution we have used so much [fertilizer] and so much nitrogen compounds are loose in the environment, it is hard to recognize our coastal oceans anymore; of the species that are gone [and] that kind of thing.

The cycle of Pacific Ocean surface water warming and cooling has become more variable in recent decades, suggesting El Niño may strengthen under climate change

In the analysis — this was [all] originally published as a scientific paper in Nature last fall and then we see it again here in Scientific American in a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planeIn the analysis — this was [all] originally published as a scientific paper in Nature last fall and then we see it again here in Scientific American in a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein Nature last fall and then we see it again here in Scientific American in a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein Scientific American in a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein a more a distilled form — what we show is that in terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein terms of climate change, in terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein terms of nitrogen pollution into our waterways and oceans, and in terms of biodiversity loss, we have already caused irreparable harm to the planein terms of biodiversity loss, we have already caused irreparable harm to the planet.

«Numerous changes in climate have been observed at the scales of continents or ocean basins.

Coral cores stretching back more than 6,000 years reveal that climate change in the Indian Ocean may mean greater droughts in Indonesia and Australia

Findings published today in the journal Nature Climate Change reveal that water temperature has a direct impact on maintaining the delicate plankton ecosystem of our oceans.

The oceans near Antarctica that absorb carbon and protect our planet from climate change have been working robustly in the past decade, finds a new study published yesterday in Science.

Looking at shifts in Manley's winter temperatures from year to year, he says, gives a good reading of important natural cycles that influence climate, such as changes in ocean circulation like the North Atlantic Oscillation.

«As the climate goes up, the amount of oxygen will go down, but it's really hard to look in the ocean to see that change,» he said.

Now it seems swirling eddies in the ocean are mathematically the same — and could help to slow climate change.

Of all the possible ways in which climate change could affect our planet, this is the most bizarre: as the oceans warm up, Earth will start rotating a wee bit faster, reducing the length of a day.

Because the El Niño / La Niña climate cycle generates large fluctuations in ocean temperatures around the Galápagos and in the eastern tropical Pacific, long - term changes can be hard to spot.

This means that the sudden appearance of rangeomorphs at large size could have been a direct result of major changes in climate and ocean chemistry.

Driven by stronger winds resulting from climate change, ocean waters in the Southern Ocean are mixing more powerfully, so that relatively warm deep water rises to the surface and eats away at the underside of theocean waters in the Southern Ocean are mixing more powerfully, so that relatively warm deep water rises to the surface and eats away at the underside of theOcean are mixing more powerfully, so that relatively warm deep water rises to the surface and eats away at the underside of the ice.

According to some predictions, climate change caused by human activity could cause mass extinction in the oceans, redraw the planet's coastlines, and ravage world food supplies.

As the timing and intensity of storms change with the climate, Juniper says connections like these could trigger unexpected changes in the ocean's ecosystems.

«Using a numerical climate model we found that sulfate reductions over Europe between 1980 and 2005 could explain a significant fraction of the amplified warming in the Arctic region during that period due to changes in long - range transport, atmospheric winds and ocean currents.

Climate change impacts in the deep ocean are less visible, but the longevity and slow pace of life in the deep makes that ecosystem uniquely sensitive to environmental variability.

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.

Climate change could reduce oxygen levels in the oceans by 40 per cent over the next 8000 years, leading to dramatic changes in marine life

Another possible issue with attribution science, he says, is that the current generation of simulations simply may not be capable of capturing some of the subtle changes in the climate and oceans — a particular danger when it comes to studies that find no link to human activities.

Climate change has caused ocean temperatures to rise, a trend that will continue in the coming centuries even if fossil fuel emissions are curtailed.

The ocean plays a critical role in climate and weather, serving as a massive reservoir of heat and water that influences tropical storms, El Nin?o, and climate change.

The problem stems from oxygen reduction in deep water, a phenomenon that some scientists are observing in oceans worldwide, and that may be related to climate change.

However, the dwarfing of animal species in the oceans in particular can be quite clearly attributed to climate change.

In the year 2100, 2 billion people — about one - fifth of the world's population — could become climate change refugees due to rising ocean levels.

There have been hints that there's more biological productivity in the Arctic Ocean than once suspected (perhaps helped along by climate change): In 2012, scientists reported seeing massive blooms of algae proliferating under the sea icin the Arctic Ocean than once suspected (perhaps helped along by climate change): In 2012, scientists reported seeing massive blooms of algae proliferating under the sea icIn 2012, scientists reported seeing massive blooms of algae proliferating under the sea ice.

They identified 10 environmental limits we might not want to transgress in the Anthropocene: aerosol pollution; biodiversity loss; chemical pollution; climate change; freshwater use; changes in land use (forests to fields, for example); nitrogen and phosphorus cycles; ocean acidity; and the ozone hole.