Sentences with phrase «about ocean levels»

yes it was strange, as a surfer for 49 years we have had some good waves here in Myrtle best in many years so I can say I have tracked & followed the weather for many many years and can tell you realistically about ocean levels rising at least a foot over know stubs, pilings posts rocks at Wrightsville Beach, NC and also in the Pacific coasts of El Salvador there surfing since 85 the levels are at least a foot higher both oceans no denying it

Tamino's point about ocean levels may have a corollary in the re-organization of regional climates and air currents.

Not exact matches

Its ancestors may have left the ocean for fresh water when sea - level rise opened up new habitats about 6 million years ago.

If global warming melts the world's glaciers and raises sea levels, the first to know about it will be the citizens of the Maldives, a low - lying chain of island atolls in the Indian Ocean.

This includes places like parts of the eastern Pacific Ocean where small animals like nematodes and specially adapted fish live on the fringes of habitability, subsisting in waters where oxygen concentrations can be only about 1 % of normal surface water levels.

«Our work pinpoints the time when the ocean began accumulating oxygen at levels that would substantially change the ocean's chemistry and it's about 250 million years earlier than what we knew for the atmosphere.

The researchers tested air samples from ground level and from altitudes of about 20 miles, as well as dissolved air from shallow ocean water samples.

While the shipping industry — which now has easy northern access between the Atlantic and Pacific oceans — may be cheering this «natural» development, scientists worry about the impact of the resulting rise in sea levels around the world.

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.

This new map allows scientists to determine the age of large swaths of the second largest mass of ice on Earth, an area containing enough water to raise ocean levels by about 20 feet.

Sea - level rise and coral bleaching often dominate discussions about how climate change affects the ocean, but a host of more subtle — and harder to research — trends also play a role in reshaping the world's marine ecosystems.

The east wall (left) is 7.2 m above mean sea level, and about 100 m from the ocean.

The study fuels a growing concern among scientists about the factors affecting the Antarctic ice sheet — namely, that warm ocean waters are helping to melt glaciers and drive greater levels of ice loss, particularly in West Antarctica.

By comparing several years of measurements, climate researchers and oceanographers can now draw conclusions about changes in sea level and ocean currents.

About 15,000 years ago, the ocean around Antarctica has seen an abrupt sea level rise of several meters.

To study the movement of vent products, the researchers set up sediment traps and current meters near the hydrothermal vents along the East Pacific Rise, an ocean ridge located about 800 kilometers off the southern coast of Mexico and a mile and a half below sea level.

It is perfectly possible that sponges came before, and helped bring about, fully oxygenated oceans, says Timothy Lyons at the University of California, Riverside, who studies the variation in oxygen levels on early Earth.

Suppose you managed to find some children who knew nothing about the oceans, handed them a long measuring stick and sent them off to the seaside find out whether sea level is rising or falling.

Surprisingly high pollution levels were observed over the entire northern Indian Ocean toward the Intertropical Convergence Zone at about 6 ° S.

Of course, that water does not truly disappear; much of it ends up in the ocean, where it makes up about one - fourth of the annual 3.1 - millimeter rise in sea level.

Other tests indicate that the long - lost peak — now dubbed Kaena volcano — grew from the sea floor and broke through the ocean's surface about 3.5 million years ago, eventually reaching a height of about 1000 meters above sea level before it began sinking back into the sea.

To address the knowledge gap about the globally - relevant ecosystem process of nutrient uptake, researchers worked to identify how different levels of microbial biodiversity influenced in situ phosphorus uptake in the Western Subtropical North Atlantic Ocean.

American impact While global sea levels have risen about 2.75 inches (7 centimeters) over the past 22 years, the west coast of the United States has not seen much of a rise in ocean levels.

Any reforms to come from the process, starting next week, would affect about 62 percent of New York state's population, the proportion estimated to reside now in areas that could be hard hit as rising land and ocean temperatures raise average sea levels around the globe.

In October of 1990 a very small asteroid struck the Pacific Ocean with a blast about the size of the atomic bomb that leveled Hiroshima, killing roughly thousands of people in seconds.

The region where the outcroppings were found was re-submerged as the Gulf waters rose but are now above sea level and about 100 miles from the Gulf coast, due to later geologic movement known as Tectonic activity, which would have reopened the passage between the Gulf and the world's oceans.

Co-author Dr Ivan Haigh, lecturer in coastal oceanography at the University of Southampton and also based at NOCS, adds: «Historical observations show a rising sea level from about 1800 as sea water warmed up and melt water from glaciers and ice fields flowed into the oceans.

Although atmospheric oxygen soon recovered again as photosynthesis and weathering reached a new balance, at about 10 per cent of present - day levels, the oxidative weathering of sulphides on land filled the oceans with sulphate which created abundant food for a group of bacteria that filled the oceans with sewer gas (hydrogen sulphide) toxic to oxygen - loving lifeforms (delaying the development of eukaryotic plants and animals) and turned them «into stinking, stagnant waters almost entirely devoid of oxygen.»

My research indicates that the Siberian peat moss, Arctic tundra, and methal hydrates (frozen methane at the bottom of the ocean) all have an excellent chance of melting and releasing their stored co2.Recent methane concentration figures also hit the news last week, and methane has increased after a long time being steady.The forests of north america are drying out and are very susceptible to massive insect infestations and wildfires, and the massive die offs - 25 % of total forests, have begun.And, the most recent stories on the Amazon forecast that with the change in rainfall patterns one third of the Amazon will dry and turn to grassland, thereby creating a domino cascade effect for the rest of the Amazon.With co2 levels risng faster now that the oceans have reached carrying capacity, the oceans having become also more acidic, and the looming threat of a North Atlanic current shutdown (note the recent terrible news on salinity upwelling levels off Greenland,) and the change in cold water upwellings, leading to far less biomass for the fish to feed upon, all lead to the conclusion we may not have to worry about NASA completing its inventory of near earth objects greater than 140 meters across by 2026 (Recent Benjamin Dean astronomy lecture here in San Francisco).

These videos produced by Plymouth Marine Laboratory provide information about ocean acidification and raises awareness of the implications associated with increasing levels of carbon dioxide and changes in seawater pH levels.

«They were questions about how ice sheets relate to sea level, changes in the ocean, changes in the atmosphere and also changes in weather and long - term climate patterns,» says Dr Kennicutt.

If we add ten more meters to sea level by melting ice in the coming centuries, that would reduce mean ocean salinity by about 0.1 psu.

It will be able to map about 95 % of the ice - free oceans» topography every 10 days and help scientists monitor ocean circulation, climate change and sea level rise.

Some people are concerned about «ocean acidification» as CO2 levels rise.

During glaciation, water was taken from the oceans to form the ice at high latitudes, thus global sea level drops by about 120 meters, exposing the continental shelves and forming land - bridges between land - masses for animals to migrate.

Bottom line for scientific amateurs: heat energy added to the oceans will give you expansion and higher sea levels, without worrying about various ocean temperatures.

What about the possible consequences of ocean acidification at biology, ecology and biogeochemistry level?

Ocean heating accounts for about 40 percent of global sea level rise, because water expands as it warms up; global average sea level from January through November was also a record high, the WMO said.

You might also like these worksheets: Africa Continents Oceans (Fun stuff for elementary grades) Nature Overview: Page 1 - 3: Climates Page 4: Weather Page 5: Global Warming Page 6 - 7: Oceans Page 8: Oceans and Climate Page 9 - 13: Natural Disasters Page 14 - 16: Natural Wonders Page 17 - 18: The Great Barrier Reef Page 19 - 20: The Amazon Page 21 - 22: Revision Oceans Overview: Page 1/2: Introduction to the oceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet onOceans (Fun stuff for elementary grades) Nature Overview: Page 1 - 3: Climates Page 4: Weather Page 5: Global Warming Page 6 - 7: Oceans Page 8: Oceans and Climate Page 9 - 13: Natural Disasters Page 14 - 16: Natural Wonders Page 17 - 18: The Great Barrier Reef Page 19 - 20: The Amazon Page 21 - 22: Revision Oceans Overview: Page 1/2: Introduction to the oceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet onOceans Page 8: Oceans and Climate Page 9 - 13: Natural Disasters Page 14 - 16: Natural Wonders Page 17 - 18: The Great Barrier Reef Page 19 - 20: The Amazon Page 21 - 22: Revision Oceans Overview: Page 1/2: Introduction to the oceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet onOceans and Climate Page 9 - 13: Natural Disasters Page 14 - 16: Natural Wonders Page 17 - 18: The Great Barrier Reef Page 19 - 20: The Amazon Page 21 - 22: Revision Oceans Overview: Page 1/2: Introduction to the oceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet onOceans Overview: Page 1/2: Introduction to the oceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet onoceans Page 3: Ocean tides Page 4: The climate Page 5: Rising sea level Page 6/7: The Great Barrier Reef Page 8/9: Strange looking creatures Page 10: Tsunami Page 11: Sharks Page 12: Whales Page 13: Activities about sharks and whales Page 14: Over-fishing Page 15: Sea animals cross word Page 16: Revision Natural Disasters Overview: Page 1 / 2/3: Introduction Page 4: Tsunamis Page 5: Volcanic Eruptions Page 6: Hurricanes Page 7: Earthquakes Page 8: Tornadoes Page 9: Droughts Page 10: Floods Page 11: Avalanches Page 12: Landslides Page 13: Blizzards Page 14: Thunderstorms Page 15: Epidemics Page 16: Wildfires Page 17: Revision Bonus: Worksheet on Ebola

The satellites provide long - term, continuous information about what's happening on the ocean's surface, recording sea level and surface temperatures, for example.

Photo pack — Colourful A4 poster pack showing key things related to the water cycle, such as sun, snow, rain, ocean etc Water cycle diagram to label and colour Several versions of images showing the complete water cycle with varying levels of difficulty Extra large images to make a full water cycle display — eg A4 size sun, clouds, rain drops, etc Fact cards — half 4 size with facts about water and the water cycle — great for reading or display Key word cards — half A4 size showing all words relating to the water cycle Water cycle booklet to complete Presentation to make with cue cards for pupils to complete Draw a water cycle worksheet Acrostic poem to complete True or false quiz Sentence writing sheet to summarise topic understanding Mind map Weather types matching cards to use as memory card game World map to demonstrate size of oceans Long banner to head display Extra large patterned lettering to head wall display (patterned with raindrops) 3 patterned and plain display borders Writing booklet cover to keep pupils project work together Writing border with water cycle image to use for generic writing tasks Word search Sack tag to keep resources organised

As the last ice age ended, about 18,000 years ago, the ice caps began to melt and return their water to the oceans and sea level rose.

Now, it's easy to say that about every place in the beautiful Pacific Ocean but thanks to a low - level of visitors and pollution, the seas of Micronesia have been allowed to thrive.

There are several initiatives that we are involved in on a local level to protect our dive sites, such as the Placencia Mooring Masters project, and on an international level to learn more about our Whale sharks behaviour, such as the Eco Ocean project.

It nests in low, level crevices about three to ten meters above the ocean.

While some consider diving to be more of a relaxing leisure activity, there is always something adventurous about strapping on a tank and heading 100 feet below sea level never knowing what impressive ocean life you might encounter.

The south - facing, 10 - hectare site rises from the 70m - high cliff - face to the resort's entrance, which is about 110m above sea level, so providing all villas with great views of the Indian Ocean.

As Game and Level Designer for this game about whales and the ocean I got the chance to do tons of research on humpback whales, their navigation, digestion, and human interference like noise pollution, whale hunting, and more.

But with atmospheric carbon climbing at an annual rate of 2 ppm and expected to accelerate to 3 ppm, levels could approach 900 ppm by the end of the next century, and conditions that bring about the beginnings of ocean anoxia may be in place.

I knew that oceans sequester about half of our emissions but I thought it tracked the level of emissions closely (the «balance time» was about a year), but if the balance time is longer than a year, the «inertia» of the sink would capture a growing proportion of manmade emissions over time.