Sentences with phrase «years warmer oceans»

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Not exact matches

Blessed with warm sunny weather all year round (roughly 300 days of sunshine a year), ringed by the Atlantic Ocean on one side and protected on the other by the calm, deep - blue waters of the Tagus River (the longest river in the Iberian Peninsula), this traditionally sophisticated city seems to have it all.

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.

One explanation for why the season is so active is that all of the components that make hurricanes are near ideal conditions: The ocean waters are at their warmest they get all year (and are somewhat hotter than usual).

This year, the Atlantic was warmer than average — Klotzbach says August through October will likely rank third or fourth in terms of highest tropical Atlantic Ocean temperatures.

The climate is warm throughout most of the year, and unites the waters of the Pacific Ocean and the Sea of Cortez.

The floods have been triggered by the weather event known as El Nino, a warming of surface temperatures in the Pacific Ocean that wreaks havoc on weather patterns every few years.

This year's Atlantic hurricane season will be «above normal,» with 12 to 18 storms, thanks in part to unusually warm ocean temperatures, the National Oceanic and Atmospheric Administration said yesterday.

He is the principal investigator for a mission called Oceans Melting Greenland (affectionately known as OMG), a five - year effort to assess the extent to which warmer oceans are melting Greenland's glaciers, and how this information can be used to better estimate global sea levelOceans Melting Greenland (affectionately known as OMG), a five - year effort to assess the extent to which warmer oceans are melting Greenland's glaciers, and how this information can be used to better estimate global sea leveloceans are melting Greenland's glaciers, and how this information can be used to better estimate global sea level rise.

Co-author Hayley Hung, a scientist with Environment Canada's Air Quality Division who studies toxic organic pollutants in the Arctic, said that in recent years, researchers had posited that warmer conditions would liberate POPs stored in land, ice and ocean reservoirs back into the atmosphere.

Rich wildlife at this Southern Ocean island faces surface waters 1.8 degrees F warmer in winter and 4.1 degrees F warmer in summer than they were 80 years ago

The additional warming caused a near - doubling of melt rates in the twenty - year period from 1995 to 2015 compared to previous times when the same blocking and ocean conditions were present.

«Sea level observations are telling us that during the past 100 years sea level has risen at an average rate of 1.7 millimeters per year,» most of that due to thermal expansion as the top 700 meters of the oceans warms and expands.

Higher sea surface temperatures led to a huge patch of warm water, dubbed «The Blob,» that appeared in the northern Pacific Ocean more than two years ago.

Changes in ocean salinity, nutrient runoff and other pollution can cause small - scale bleaching, but scientists say the widespread global bleaching this year is a symptom of unusual ocean warming.

Scientists blame unusually warm ocean temperatures this year for the mass devastation of the world's corals

While natural patterns of certain atmospheric and ocean conditions are already known to influence Greenland melt, the study highlights the importance of a long - term warming trend to account for the unprecedented west Greenland melt rates in recent years.

This water is warming an average of 0.03 degrees Celsius per year, with temperatures at the deepest ocean sensors sometimes exceeding 0.3 degrees Celsius or 33 degrees Fahrenheit, Muenchow said.

There are three main time scales to consider when it comes to warming: annual temperature variation from factors like warming in the Pacific Ocean during El Niño years, decadal temperature swings and long - term temperature increases from global warming.

Last year, a study published in Science Advances found that the oceans have been steadily storing more heat since the 1980s and that deeper layers of the ocean are starting to warm up, as well.

The Arctic took another 3,000 - 4,000 years to warm this much, primarily because of the fact that the Northern Hemisphere had huge ice sheets to buffer warming, and the fact that changes in ocean currents and Earth's orbital configuration accelerated warming in the south.

They found that adding five years of strong trade winds created powerful ocean currents that buried the warm surface water, bringing cooler water to the surface.

Bowen says the two relatively rapid carbon releases (about 1,500 years each) are more consistent with warming oceans or an undersea landslide triggering the melting of frozen methane on the seafloor and large emissions to the atmosphere, where it became carbon dioxide within decades.

Velicogna and her colleagues also measured a dramatic loss of Greenland ice, as much as 38 cubic miles per year between 2002 and 2005 — even more troubling, given that an influx of fresh melt water into the salty North Atlantic could in theory shut off the system of ocean currents that keep Europe relatively warm.

Now, scientists can trace the beginning of this accelerated melting to a surge of warming in the Pacific Ocean more than 70 years ago.

In addition, the report notes that three of the warmest years on record — 2014, 2015 and 2016 — occurred since the last report was released; those years also had record - low sea ice extent in the Arctic Ocean in the summer.

The land probably began to warm up again after a few years, but the marine fossils indicate that the ocean depths stayed cold for another two millennia.

An international team of scientists has discovered a new lineage of extinct plankton - feeding sharks, Pseudomegachasma, that lived in warm oceans during the age of the dinosaurs nearly 100 million years ago.

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.

Ocean Only: The global ocean surface temperature for the year to date was 0.99 °F (0.55 °C) above average, tying with 2010 as the second warmest such period on record, behind only Ocean Only: The global ocean surface temperature for the year to date was 0.99 °F (0.55 °C) above average, tying with 2010 as the second warmest such period on record, behind only ocean surface temperature for the year to date was 0.99 °F (0.55 °C) above average, tying with 2010 as the second warmest such period on record, behind only 1998.

«If we have five to six degrees of warming in the next centuries, evaporation on the oceans may turn the Sahara into a savanna, as it was 10,000 years ago.»

Year - round ice - free conditions across the surface of the Arctic Ocean could explain why Earth was substantially warmer during the Pliocene Epoch than it is today, despite similar concentrations of carbon dioxide in the atmosphere.

A study led by researchers at the University of Washington and the National Oceanic and Atmospheric Administration connects the unprecedented West Coast toxic algal bloom of 2015 that closed fisheries from southern California to northern British Columbia to the unusually warm ocean conditions — nicknamed «the blob» — in winter and spring of that year.

Year - round ice - free conditions across the surface of the Arctic Ocean could explain why Earth was substantially warmer during the Pliocene Epoch than it is today, despite similar concentrations of carbon dioxide in the atmosphere, according to new research carried out at the University of Colorado Boulder.

Over the past 60 years, winter temperatures in the northwestern part of the peninsula have soared by 11 degrees F. Year - round temperatures have risen by 5 degrees F and the surrounding ocean is warming.

«Combined with warmer ocean temperatures throughout the year, this leads to a longer growing season and faster plankton growth rates.

That warming has a built - in delay of about fifty years, caused largely by the thermal inertia of the oceans.

Using sediment gathered from the ocean floor in different areas of the world, the researchers were able to confirm that as the ice sheets started melting and the climate warmed up at the end of the last ice age, 18,000 years ago, the marine nitrogen cycle started to accelerate.

In the most extreme scenarios, with the planet warming by almost 10 °C, the oceans could be starved of oxygen for 8000 years.

Over the past ten years, the Gulf of Maine has warmed faster than 99 % of the global ocean.

Climate modeling shows that the trends of warming ocean temperatures, stronger winds and increasingly strong upwelling events are expected to continue in the coming years as carbon dioxide concentrations in the atmosphere increase.

It's unclear whether this year's strong El Niño event, which is a naturally occurring phenomenon that typically occurs every two to seven years where the surface water of the eastern equatorial Pacific Ocean warms, has had any impact on the Arctic sea ice minimum extent.

Ongoing disagreement among scientists over how to sustain high survival rates for salmon once the ocean warms up again placed the National Marine Fisheries Service in a cross fire last year.

Today, Earth's oceans are warmer than they have been in 100,000 years, according to research published in Science in January.

And yet the best models had called for a quiet season because it was a year of El Niño, a recurring pattern of warm water in the eastern Pacific Ocean.

Last year, Hurricane Matthew rapidly intensified from a tropical storm to hurricane status as it moved over the Caribbean Sea in the location where a warm ocean eddy exists, and in close proximity to where these measurements were taken for this study two years prior.

El Niños arrive every 3 to 7 years when winds fail in the tropical Pacific, allowing warm water to pool in the eastern part of the ocean.

The results show that colonisation of the marine environment about 180 million years ago was accompanied by a period of global warming of the oceans.

The AMO, in which temperatures over a large swath of the northern Atlantic Ocean fluctuate between warm and cold phases on a 50 - to 70 - year cycle, is one example.