The perfect recipe for a strong hurricane
includes warm ocean water and little wind shear.
Not exact matches
That might
include draining away the
water that lubricates the bottom of an ice sheet, speeding its progress to the sea, or installing barriers to prevent
warming ocean waters from hitting the bottom of such glaciers and hastening meltdown.
They must also deal with a host of challenges tied directly to the environment and potentially amplified by climate change,
including warming waters, increasing
ocean acidity and the spread of diseases that can decimate shellfish stocks.
But stressors,
including overly
warm ocean water, cause symbiotic algae to abandon coral tissues, bleaching them (right).
«When we
included projected Antarctic wind shifts in a detailed global
ocean model, we found
water up to 4 °C
warmer than current temperatures rose up to meet the base of the Antarctic ice shelves,» said lead author Dr Paul Spence from the ARC Centre of Excellence for Climate System Science (ARCCSS).
El Niño has helped to boost temperatures this year, as it leads to
warmer ocean waters in the tropical Pacific, as well as
warmer surface temperatures in many other spots around the globe,
including much of the northern half of the U.S..
It's not just
ocean acidification threatening these reefs, it's a number of factors
including overfishing, disease, development and
warming waters.
Rather,
warm water melting the ice at the ice /
ocean interface is causing rapid changes,
including ice - shelf collapse, and acceleration and recession of Pine Island Glacier.
Other hurricane - friendly climate factors this year
include ENSO - neutral conditions (no El Niño or La Niña) in the Pacific
Ocean,
warmer than average
waters in the tropical Atlantic, and a stronger - than - average West African monsoon.
Current stated priorities for the NRDC
include curbing global
warming, reviving the world's
oceans, defending endangered wildlife and ensuring safe and sufficient
water supplies.
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Many of these large mammals migrate back to the
warm Pacific
Ocean waters of Banderas Bay for the winter months to feed, mate or give birth and
include, among others:
The abundant
waters off the coast of Cabo San Lucas — located at the southern tip of the Baja Peninsula, where the calm and
warm waters of the Sea of Cortez mixes with the unfathomable cool currents of the Pacific
Ocean — offer the ideal conditions for plenty of sport - fish species,
including (among others) Rooster Fish, Mahi Mahi (known locally as Dorado), varieties of Tuna, Sharks, Jacks, Groupers, and Billfish such as Sailfish, Swordfish, Black Marlin, Blue Marlin and Striped Marlin.
The first is to emphasize your point that degassing of CO2 from the
oceans is not simply a matter of
warmer water reducing CO2 solubility, and that important additional factors
include changes in wind patterns, reduction in sea ice cover to reveal a larger surface for gas escape, and upwelling of CO2 from depths consequent to the changing climate patterns.
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-?)
Corresponding time for surface + tropospheric equilibration: given 3 K
warming (
including feedbacks) per ~ 3.7 W / m2 forcing (this
includes the effects of feedbacks): 10 years per heat capacity of ~ 130 m layer of
ocean (~ heat capacity of 92 or 93 m of liquid
water spread over the whole globe)
In an article on Yale 360 Environment, Veron writes that the major issues
include mass bleachings caused by
warmer water, which kills off zooxanthellae, the algae with which coral have a symbiotic relationship, and
ocean acidification.
Consider the possibility that not just millions, but billions face disastrous consequences from the likes of (
including but not limited to): Sandy (and other hybrid and out - of - season storms enhanced by the earth's circulatory eccentricities and
warmer oceans); the drought in progress; wildfires; floods (just last week, Argentina had 16 inches of rain in 2 hours *); derechos; increased cold and snow in the north as the Arctic melts and cracks up, breaking up the Arctic circulation and sending cold out of what was previously largely a contained system, and losing its own consistent cold, seriously interfering with the Jet Stream, pollution of multiple kinds such as in China, the increase of algae and the like in our
oceans as they heat, and food and
water shortages.
The total change in
ocean heat,
including deep
water regions is the best gauge of global
warming.
Instead, they discuss new ways of playing around with the aerosol judge factor needed to explain why 20th - century
warming is about half of the
warming expected for increased in GHGs; and then expand their list of fudge factors to
include smaller volcanos, stratospheric
water vapor (published with no estimate of uncertainty for the predicted change in Ts), transfer of heat to the deeper
ocean (where changes in heat content are hard to accurately measure), etc..
There is absolutely no scientific basis for the suggestion that there will be «disruptions to the food supply (
Including the
ocean food chain) and access to clean
water» from a «
warming planet» caused by AGW, with «a few tens of millions of starving people» as a result.
UMaine researchers have also noted an increase in
warmer -
water species that are turning up in local fishermen's nets,
including red hake, turbot, squid, black sea bass, blue crab, butterfish, longfin squid, summer flounder, yellowtail flounder, sea horses and
ocean sunfish.
This, of course, causes
ocean acidification and
ocean warming, which are progressing especially rapidly in the North Pacific and Arctic
oceans and threatening the survival of many calcifying marine organisms,
including cold -
water corals (and the plankton they eat).
Since ENSO is a coupled
ocean - atmosphere process, I have presented its impact on and the inter-relationships between numerous variables,
including sea surface temperature, sea level,
ocean currents,
ocean heat content, depth - averaged temperature,
warm water volume, sea level pressure, cloud amount, precipitation, the strength and direction of the trade winds, etc..
El Niño is a
warming of the eastern Pacific
Ocean mainly along the equator, but more broadly, those
warm waters trigger profound events across half the planet,
including heavy rains in California, fires in Australia, and more and stronger typhoons in the western Pacific.
Plankton forms the main food of many
ocean species, and fisheries could be badly hit by the loss of these micro-organisms as a result of
warmer waters, according to the paper, published this week in the British journal Nature... Other factors that influence phytoplankton growth
include [iron] dust blown from the land, and variations in solar radiation.
In addition to rising temperatures, the report discussed a variety of «other possible effects of an increase in atmospheric carbon dioxide»,
including melting of the Antarctic ice cap, rise of sea level,
warming of sea
water, increased acidity of fresh
waters (which also applies to the danger of
ocean acidification, global
warming's evil twin), and an increase in plant photosynthesis.
Including open -
water phytoplankton biomarkers as well as micropaleontological data, we demonstrate (1) that a permanent sea ice cover existed during MIS 6 and (2) that during the LIG sea ice was still present in the central Arctic
Ocean during the spring / summer season even under (global) boundary conditions significantly
warmer than the present.
At the same time,
ocean acidification and
warmer waters caused by climate change have decimated salmon stocks,
including the prized blueback sockeye, a unique salmon species intimately linked to the Quinault people and their cultural identity.
It
includes the super El Nino of 1998 which brought so much
warm water across the
ocean that it created a step
warming.
Later as the
ocean warms to remove the leftover imbalance, more
water vapor is added (which Lewis and Curry don't
include in their calculation of ECS thus lowballing it).
Renewable energy (which
includes solar, wind,
water, hydro, tidal and wave, geothermal,
ocean thermal,
ocean currents, biomass, biofuel) can produce electricity more than enough to power our current and future lifestyle, without polluting the planet and causing global
warming.
The current bleaching event has affected reefs throughout the tropics —
including much of the Pacific and parts of the Indian
Ocean, the Atlantic and the Caribbean basin — and is largely thanks to the onset of a particularly severe El Niño event in 2015, which has resulted in unusually
warm water temperatures in many regions.
Third, marine animals,
including coral reefs, can not tolerate the acidifying and
warming of our
ocean waters that results from increased CO2 levels, 30 % of which is absorbed by the
oceans.
These changes
include melting and thinning of the coastal margins (30) and surging of outlet glaciers (29, 31), which may be contributed to by the intrusion of
warming ocean waters (32).
However, it must be borne in mind that the MOC can also
include shallower, wind - driven overturning cells such as occur in the upper
ocean in the tropics and subtropics, in which
warm (light)
waters moving poleward are transformed to slightly denser
waters and subducted equatorward at deeper levels.
The deep
ocean,
including the corrosive bottom
water, gradually
warmed in response.
In response, the California Fish and Game Commission is widely expected to support a closure of state
waters; the sharp decline in stocks is blamed on a combination of factors,
including surface
warming,
ocean acidification and pollution.
The next stage might be to
include some of the history of the subject and then proceed to the real experiment which would be to
include some science, particularly the following topics, forcing, sensitivity, the role of
water vapour, the
oceans, feedbacks, delayed
warming, finger - prints and understanding the ice cores.
It also indicates the models fail to
include the largest natural process that periodically creates
ocean heat content in the tropical Pacific and also periodically releases that heat from below the surface of the tropical Pacific and redistributes that
warm water within the
oceans.