The same storms that brought more snow inland have also
brought warmer ocean currents to the ice shelf, which has then thinned rapidly, even as the fresh loose snow has continued to pile onto the impacted ice of previous decades.
«In this region, the same [storms] that have driven increased snowfall inland have
brought warmer ocean currents into contact with West Antarctic's ice shelves, resulting in rapid thinning,» said Thomas.
Not exact matches
Ocean currents bringing unusually
warm water, for instance, could shift away more from Greenland, or move in closer, he said.
A system of
ocean currents, popularly referred to as the «Great Ocean Conveyor,» brings warm waters to the North Atla
ocean currents, popularly referred to as the «Great
Ocean Conveyor,» brings warm waters to the North Atla
Ocean Conveyor,»
brings warm waters to the North Atlantic.
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.
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.
The Gulf Stream, an
ocean current that
brings warm water from the equator toward the North Atlantic, has been credited with this observed variation in temperature for over a century.
This shift strengthens the
ocean currents that
bring warm, salty water to the surface, where it accelerates the melting of Antarctic ice.
Comparing disease statistics with climate data, he found that the outbreaks roughly coincided with El Niño, the
warm Pacific
Ocean current that
brings higher temperatures and rainfall to this part of Peru.
With the removal of the
warm surface waters, an upwelling
current is created in the east Pacific
Ocean,
bringing cold water up from deeper levels.
Other factors would include: — albedo shifts (both from ice > water, and from increased biological activity, and from edge melt revealing more land, and from more old dust coming to the surface...); — direct effect of CO2 on ice (the former weakens the latter); — increasing, and increasingly
warm, rain fall on ice; — «stuck» weather systems
bringing more and more
warm tropical air ever further toward the poles; — melting of sea ice shelf increasing mobility of glaciers; — sea water getting under parts of the ice sheets where the base is below sea level; — melt water lubricating the ice sheet base; — changes in
ocean currents -LRB-?)
The
currents flowing across the sill
bring warm Atlantic water into the polar sea, and although the net gain each year is tiny, over thousands of years it is enough to make the Arctic
Ocean very much
warmer.
Water from the melting ice makes the
oceans rise, only a fraction of an inch a year but, in the fullness of time, enough to let the
currents increase their flow over the northern sill,
bringing ever more
warm water into the gelid Arctic.
Along the east coast, the
warm Agulhas
Current brings nutrient - poor, tropical waters southward from the equatorial Indian
Ocean.
El Niño - Pacific
Ocean trade winds slow and almost stop which
brings warmer conditions and weak upwelling
currents to the eastern Pacific which hurts fishing in Peru
The real cause of Arctic
warming is a rearrangement of the North Atlantic
current system at the turn of the century that
brought warm currents like the Gulf Stream into the Arctic
Ocean.
During his study, Wallace Broecker discovered that the
currents in the Atlantic
Ocean sort of work like a conveyor belt,
bringing warm water up from the equator and sending cold water down to the equator.
Marine West Coast:
Warm ocean currents bring mild temperatures and constant rainfall (Seattle, WA).
We know where it starts — in the Arctic
Ocean where
warm water
brought there by
currents cools, sinks, and flows south along the bottom until it reaches West Antarctic.
The arctic is mostly
ocean covered by ice, so
warm water
currents could be
bringing in heat.