Warming temperatures
causes ocean water to expand, which raises sea level and glacial ice to melt that creates water that makes its way into ocean basins.
The cities» lawsuits allege — supported by modern climate science — that major oil and natural gas companies contribute substantially to global warming by extracting and using fossil fuels, which emit massive quantities of heat - trapping greenhouse gases into the atmosphere,
causing ocean waters to warm and ice sheets to melt, and thus, sea levels to rise, endangering coastal communities.
Not exact matches
Warm
ocean waters provide the fuel for hurricanes, and warm air
causes the
water to evaporate.
If another earthquake
causes another tsunami, all the stored radioactive
water could be released into the
ocean and the containment buildings could be left in even much worse shape than they were after the first hit.
A robot BP was using under the
water in the Gulf of Mexico accidentally bumped a vent,
causing BP to have to remove the containment cap that was siphoning off some of the oil gushing from the
ocean floor.
Co-author Dr Gerhard Kuhn, from the Alfred Wegener Institute in Germany, says: «Our results provide evidence that in the past WAIS retreat was also predominantly
caused by melting through warm
ocean water.
Most sea - level rise comes from
water and ice moving from land into the
ocean, but the melting of floating ice
causes a small amount of sea - level rise, too.
The
causes of the warming remain debated, but Liu and his team homed in on the melting glacial
water that poured into
oceans as the ice receded, paradoxically slowing the
ocean current in the North Atlantic that keeps Europe from freezing over.
«This correlation tells us this is the same
water and that this is what's
causing the melting of the glacier, which could influence sea level rise,» said Muenchow, an associate professor of oceanography in UD's School of Marine Science and Policy, which is housed in the College of Earth,
Ocean, and Environment (CEOE).
«And it was obvious from the start that NASA wasn't going to be able to preserve these sites, because they're right on the
ocean, and the salt
water environment [
causes things to] rust away,» Miller continued.
The rising temperatures
cause layers of
ocean water to stratify so the more oxygen - rich surface
waters are less able to mix with oxygen - poor
waters from the deeper
ocean.
Water pollution is a large set of adverse effects upon water bodies (lakes, rivers, oceans, groundwater) caused by human activi
Water pollution is a large set of adverse effects upon
water bodies (lakes, rivers, oceans, groundwater) caused by human activi
water bodies (lakes, rivers,
oceans, groundwater)
caused by human activities.
«Strong El Niño events
cause large changes in Antarctic ice shelves: Oscillations of
water temperature in the tropical Pacific
Ocean can induce rapid melting of Antarctic ice shelves.»
Antarctica was also more sensitive to global carbon dioxide levels, Cuffey said, which increased as the global temperature increased because of changing
ocean currents that
caused upwelling of carbon - dioxide - rich
waters from the depths of the
ocean.
That
ocean water then pushes against fresh
water already in the ground,
causing the fresh
water to rise closer to the surface and farther up the drainage wells.
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 amount of rocking of the magnetic field,
caused by its interaction with Jupiter's own immense magnetosphere, provides evidence that the moon has a subsurface
ocean of saline
water.
His discoveries have also revealed how warming
ocean temperatures and acidification of
ocean water caused by climate change lead to coral bleaching and death.
Scientists are keeping a close watch on variables that might affect life in the open
ocean, including depleted oxygen levels
caused by a feeding frenzy from oil - and gas - eating microbes, and the unknown effects of dispersants, which break the oil into droplets but may keep it suspended in the
water.
But stressors, including overly warm
ocean water,
cause symbiotic algae to abandon coral tissues, bleaching them (right).
Warmer air temperatures
cause more
water containing the heavier isotopes oxygen - 18 or deuterium to evaporate from the surrounding
ocean.
Scientists say Charon could have been warm enough to
cause the
water ice to melt deep down, creating a subsurface
ocean.
Jessup wrote a computer program that uses images from standard infrared cameras to analyze temperature changes in the top layer of the
oceans»
waters caused by breaking waves.
Schimdt has found evidence that warm
ocean currents and convective forces beneath Europa's frozen shell can
cause large blocks of ice to overturn and melt, bringing vast pockets of
water, sometimes holding as much liquid as all of the Great Lakes combined, to within several kilometers of the moon's icy surface.
Not so long ago, it was thought warmer air would be the main
cause of melting, but now it seems warming
ocean waters are already having a significant effect.
«In the past, engineers have tended to make decisions as though every flood has just a single
cause, for example unusually heavy rainfall or an extreme
ocean water level,» says Dr Seth Westra, Senior Lecturer in the School of Civil, Environmental and Mining Engineering.
The glacier is currently experiencing significant acceleration, thinning and retreat that is thought to be
caused by «
ocean - driven» melting; an increase in warm
ocean water finding its way under the ice shelf.
The Iceland and Greenland Seas are among the only places worldwide where conditions are right and this heat exchange is able to change the
ocean's density enough to
cause the surface
waters to sink.
The research published in the journal Science Advances predicts that as the
oceans warm fish — which appear to be superior predators in warm
water — will extend their ranges away from the equator and
cause a decline in the diversity of invertebrates such as crabs, lobsters, sea urchins and whelks.
A new study led by the University of Texas Institute for Geophysics has found that wind over the
ocean off the coast of East Antarctica
causes warm, deep
waters to upwell, circulate under Totten Ice Shelf, and melt the fringes of the East Antarctic ice sheet from below.
Toxic
ocean pollutants like DDT, PCBs, or mercury cling to the surface of plastics,
causing them to «suck up all the pollutants in the
water and concentrate them.»
The team used this ratio as a benchmark to identify and compare levels of mercury pollution
caused by human activities across
water samples from different
oceans.
Scientists comparing radar images from the Cassini spacecraft with geophysical models say that the three ridges in this image, released yesterday, were created when Titan's gradual cooling after its formation
caused partial freezing of the moon's subsurface
ocean of
water and ammonia.
Totten Glacier, the largest glacier in East Antarctica, is being melted from below by warm
water that reaches the ice when winds over the
ocean are strong — a
cause for concern because the glacier holds more than 11 feet of sea level rise and acts as a plug that helps lock in the ice of the East Antarctic Ice Sheet.
As the atmosphere warms, heat is transferred to the
oceans, which
causes water expansion and rising sea levels.
The
oceans contain 252 billion billion gallons of
water, and the energy imbalance
caused by climate change is so huge that it affects this vast system.
A team of researchers from the GEOMAR Helmholtz Centre for
Ocean Research Kiel together with colleagues from Bergen, Oslo and Tromsø (Norway), have now discovered that large - scale sedimentation caused by melting of glaciers in a region off Norway has played a greater role in gas hydrate dissociation than warming ocean wa
Ocean Research Kiel together with colleagues from Bergen, Oslo and Tromsø (Norway), have now discovered that large - scale sedimentation
caused by melting of glaciers in a region off Norway has played a greater role in gas hydrate dissociation than warming
ocean wa
ocean waters.
Water pressure and thermal shock are intense as oil from the reservoir bubbles up into the well at 140 degrees Fahrenheit, only to hit near - freezing temperatures at the
ocean floor, which can
cause it to coagulate in the pipes.
This moves
water away from the coast,
causing upwellings that bring cold, nutrient - rich
water from the
ocean floor to the surface, where it feeds innumerable microorganisms and algae.
Researchers looking to solve this mystery found that
ocean heat content had remained high, so a sudden chill in
ocean waters (which would have
caused upper layers of the seas to shrink in volume) wasn't the answer.
The researchers had expected the
ocean to play a bigger role in eroding away the coastline, as it has elsewhere — especially as climate change is
causing more Arctic sea ice to melt away, leaving the surface of the
water exposed.
If they begin to melt, however — particularly as they're exposed to warmer
ocean water — the shelves become thinner and the grounding line begins to retreat backward,
causing the glacier to become less stable and making the ice shelf more likely to break.
El Niño — a warming of tropical Pacific
Ocean waters that changes weather patterns across the globe —
causes forests to dry out as rainfall patterns shift, and the occasional unusually strong «super» El Niños, like the current one, have a bigger effect on CO2 levels in the atmosphere.
Some scientists are linking the phenomenon to warmer
waters and
ocean acidification
caused by high levels of carbon dioxide in the atmosphere.
The impacts of
ocean acidification, which is
caused when carbon dioxide dissolves into seas and reacts with
water, is a topic that scientists and governments are only just starting to grasp in meaningful ways.
Coral reefs, which support diverse communities of fish and other marine life, are declining globally at unprecedented rates due to human -
caused impacts, such as warming
waters and
ocean acidification.
In the
oceans, increased CO2 is
causing acidification of
water.
Particles will float to shore, drift out to the
ocean or absorb chemicals from the
water, which weigh the particles down and
cause them to sink to the bottom of the lakes.
«Where mid-depth
waters from the deep
ocean intrude onto the continental shelf and spread towards the coast, they bring heat that
causes the glaciers to break up and melt.
Gerhard Kuhn, co-author of the study, said, «Our results provide evidence that in the past, [West Antarctic Ice Sheet -RCB- retreat was also predominantly
caused by melting through warm
ocean water.»