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Ocean Apocolypse--Jeremy Jackson

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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby Rod_Cloutier » Mon 20 Apr 2015, 13:49:33

$this->bbcode_second_pass_quote('', 'G')ulf of Mexico?


Maybe, who knows the boxes and the restaurants don't label where the fish, clams or other seafood was harvested from.

Might be the Gulf of Mexico, it might be from Japanese waters, or it might be from a marine wildlife sanctuary. Really how can you possibly know?

You can still buy Cod filets, with Cod essentially extinct- are you sure you're actually eating Cod?
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby onlooker » Mon 20 Apr 2015, 14:08:34

I am wondering from fish and other sea creatures digesting plastic , it has to be now within many human bodies from eating sea food. Also, with all the chemicals and other substances dumped into the ocean and indirectly arriving there from rivers , lakes etc. who knows what we may be eating when we eat seafood. Too bad I love seafood! On second thought i will be still eating seafood because I figure it is one of the better experiences in this existence :razz: :razz:
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dohboi » Fri 01 May 2015, 11:09:53

Yet another chapter in the Ocean Apocalypse:

Scientists discover swirling, oxygen-depleted dead zones in North Atlantic
Scientists baffled by open sea dead zones but say the areas of low oxygen could explain previously mysterious die-offs


http://america.aljazeera.com/articles/2 ... xygen.html
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby onlooker » Fri 01 May 2015, 11:16:16

It seems we are really now seeing the effects of the ongoing intake of CO2 by the oceans. At some point it was going to be patently obvious.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dohboi » Fri 01 May 2015, 11:29:40

Good connection. I wonder if they've samples acidity in that area. That is one of the few relatively 'cold' spots on the planet, and colder water absorbs CO2 much more readily than warmer water does.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dissident » Fri 01 May 2015, 13:19:16

$this->bbcode_second_pass_quote('dohboi', 'Y')et another chapter in the Ocean Apocalypse:

Scientists discover swirling, oxygen-depleted dead zones in North Atlantic
Scientists baffled by open sea dead zones but say the areas of low oxygen could explain previously mysterious die-offs


http://america.aljazeera.com/articles/2 ... xygen.html


These could be instances of upwelling of oxygen depleted subsurface waters due to change in ocean eddy behaviour. The thermal energy accumulating in the system is affecting the dynamics. And it has nothing to do with statistics.

The scientists are baffled because they assume too much. For example, that the 90% of the global warming heat accumulation is going into the oceans is just a small perturbation. How do they know? The only way to evaluate this is to run super-high resolution ocean models and not the thick as molasses nonsense they have been running for years. I am talking about the need to parameterize eddy diffusion. This always a hack and the best solution is to not have to do it. In the past ocean model eddy diffusivity was just wrong.

I think the dead zones, the anomalous warm zones in the northern Pacific Ocean (off the west coast) and the attenuation of the Gulf Stream in the northern Atlantic are all part of the same warming induced dynamical regime change. I am expecting more shock and awe from the oceans in the near future.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dohboi » Wed 06 May 2015, 15:19:39

Good points, dis. Probably not about acidity in these cases.

rs has a discussion here: https://robertscribbler.wordpress.com/2 ... ish-kills/
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby ritter » Wed 06 May 2015, 15:54:36

I don't recall this being posted here.

$this->bbcode_second_pass_quote('', '[')b]Sardine population collapses, prompting ban on commercial fishing


$this->bbcode_second_pass_quote('', 'T')he sardine population along the West Coast has collapsed due to changing ocean conditions and other factors, including allegations of overfishing, prompting regulators Monday to cancel fishing next season and schedule a vote this week on an immediate emergency ban.
The Pacific Fishery Management Council agreed to close the fishery from Mexico to the Canadian border starting July 1, when the 2015 season begins, after federal scientists documented a 91 percent decline in sardine numbers along the West Coast since 2007.


http://www.sfgate.com/bayarea/article/Sardine-population-collapses-prompts-ban-on-6197380.php
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby vox_mundi » Thu 28 May 2015, 13:25:22

Thirteen corporations control up to 40 per cent of world's most valuable fisheries

$this->bbcode_second_pass_quote('', 'J')ust thirteen corporations control 19-40% of the largest and most valuable stocks and 11-16 % of the global marine catch, according to new research. These "keystone" corporations of the global seafood industry critically shape the future of marine ecosystems, but have yet to assume this responsibility at the global scale.

The new study, published in the journal PLOS ONE, makes an analogy between the largest companies in seafood industry and keystone species in ecological communities. Keystone species in nature have a profound effect on the structure and function of the ecosystem and disproportionately determine the prevalence and activities of other species. For example just a small number of sea otters can determine urchin numbers, or a few grey wolves determine the size of bison, deer or elk populations.

Likewise, the study found that the average annual revenues of the 160 largest companies in 2012 exhibit a distinct keystone pattern, where the top 10% account for 38 % of total revenues.

"The phenomenon of keystone actors is an increasingly important feature of our human-dominated world. Active leadership in sustainability initiatives by these corporations could result in a cascade through the entire seafood industry towards improved management of marine living resources and ecosystems," says lead author Henrik Österblom, Deputy Science Director of the Stockholm Resilience Centre.

"Increasing demand for seafood has contributed to a global fisheries crisis, with consequences for marine ecosystems around the world," Österblom adds. Existing analyses of global fisheries operations have, however, so far largely focused on the role of countries, rather than industry corporations.

... "Similar keystone actors also exist in other sectors, like meat and grain production, and they all have high relevance for sustainable management of natural resources and the environment. Our study illustrates a key feature of globalization that opens up for novel opportunities to think about ways to address current challenges," concludes co-author Carl Folke, Science Director of the Stockholm Resilience Centre and the Director of the Beijer Institute of Ecological Economics.


Transnational Corporations as ‘Keystone Actors’ in Marine Ecosystems PLOS One: http://journals.plos.org/plosone/articl ... ne.0127533

$this->bbcode_second_pass_quote('', '[')img]http://journals.plos.org/plosone/article/figure/image?size=medium&id=info:doi/10.1371/journal.pone.0127533.g003[/img]
Fig 3. Regional fisheries of global relevance.

Globally important wild fish stocks by volumes (grey circles with blue wedges), aquaculture production volumes (orange wedges), and global fishmeal, fish oil and aqua feeds (salmon, shrimp and whitefish feeds combined) volumes (purple wedges), and their corresponding economic value (green circles). The proportion of each stock controlled by the keystone actors is indicated by the size of the wedge. The number of companies active in each stock is shown within brackets.

$this->bbcode_second_pass_quote('', '[')img]http://journals.plos.org/plosone/article/figure/image?size=medium&id=info:doi/10.1371/journal.pone.0127533.g001[/img]
Fig 1. Revenues of the 160 largest seafood companies.

Revenues of the 160 largest seafood companies in 2012 [12, 13] (circles, data show as mean ± s.e.m.) with the top ten per cent indicated by the dashed line, and corresponding revenues of the top 16 seafood companies in 2007 [10] (triangles). Maruha Group (ranked 1st in 2007) and Nichiro Corporation (ranked 5th in 2007) merged in 2008 to form Maruha Nichiro (ranked 1st in 2012). Pacific Andes (ranked 15th in 2007) acquired China Fishery Group Limited (ranked 23rd in 2007) and is currently the 9th largest seafood company in the world.
“There are three classes of people: those who see. Those who see when they are shown. Those who do not see.” ― Leonardo da Vinci

Insensible before the wave so soon released by callous fate. Affected most, they understand the least, and understanding, when it comes, invariably arrives too late.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby onlooker » Tue 26 Jan 2016, 05:12:00

https://www.washingtonpost.com/news/ene ... he-oceans/
we’ve been hugely underestimating the overfishing of the oceans
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby Newfie » Tue 26 Jan 2016, 10:07:14

A story from Ellen McArthur Foundation about the amount of plastic in the oceans.

http://www.usatoday.com/story/news/2016 ... /79267192/
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby Newfie » Tue 26 Jan 2016, 10:11:17

$this->bbcode_second_pass_quote('onlooker', 'h')ttps://www.washingtonpost.com/news/energy-environment/wp/2016/01/19/why-weve-been-hugely-underestimating-the-overfishing-of-the-oceans/
we’ve been hugely underestimating the overfishing of the oceans



Baloney. Some have known for many decades, centuries even, the rest of us just didn't want to hear. How do you think America got discovered? Basques came here looking for cod and whales. Columbus heard the tales and followed.

Read Farley Mowats "Sea of Slaughter" to get an idea of history of depletion and for how many hundreds of years we have known.

It's just like climate change or over population denial. The thinkers know but are suspend and ridiculed.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dohboi » Tue 26 Jan 2016, 12:03:16

Sea level rise from ocean warming underestimated, scientists say

"Underestimated" seems to be a theme these days.

http://www.theguardian.com/environment/ ... ntists-say
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby jedrider » Tue 26 Jan 2016, 12:13:33

Posted this on Antarctica, but I think it is noteworthy and I edited the final denudement of this fascinating program. Missed the beginning of the program of WHY this may be important for our food web 8O

Mystery Beneath the Ice
http://www.pbs.org/wgbh/nova/earth/myst ... h-ice.html

Excellent and captivating Nova program.

Krill, a key element of the ocean food web, are disappearing BECAUSE of the DIS-SYNCHRONIZATION of ice cover.

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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby onlooker » Fri 29 Jan 2016, 18:21:47

$this->bbcode_second_pass_quote('Newfie', '')$this->bbcode_second_pass_quote('onlooker', 'h')ttps://www.washingtonpost.com/news/energy-environment/wp/2016/01/19/why-weve-been-hugely-underestimating-the-overfishing-of-the-oceans/
we’ve been hugely underestimating the overfishing of the oceans

Baloney. Some have known for many decades, centuries even, the rest of us just didn't want to hear. How do you think America got discovered? Basques came here looking for cod and whales. Columbus heard the tales and followed.

Read Farley Mowats "Sea of Slaughter" to get an idea of history of depletion and for how many hundreds of years we have known.

It's just like climate change or over population denial. The thinkers know but are suspend and ridiculed.

Well I am just the messenger it says in accordance with official reports. So I guess you can say the official reports are baloney
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dissident » Sat 30 Jan 2016, 11:06:44

$this->bbcode_second_pass_quote('dohboi', '[')b]Sea level rise from ocean warming underestimated, scientists say

"Underestimated" seems to be a theme these days.

http://www.theguardian.com/environment/ ... ntists-say


The headline is misleading. It is the ocean warming that is underestimated and not the thermal expansion constant for sea water. The implication is that the atmospheric temperature rise is actually smaller than it would be had the old sea level rise rates persisted. At some stage the ocean heat sink is going to saturate in the surface waters which will produce a jump in the atmospheric warming rate. I think that stage is going to be hit sooner rather than later.

I am also waiting for the reports of thermally induced circulation changes.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby Newfie » Sat 30 Jan 2016, 11:24:56

$this->bbcode_second_pass_quote('onlooker', '')$this->bbcode_second_pass_quote('Newfie', '')$this->bbcode_second_pass_quote('onlooker', 'h')ttps://www.washingtonpost.com/news/energy-environment/wp/2016/01/19/why-weve-been-hugely-underestimating-the-overfishing-of-the-oceans/
we’ve been hugely underestimating the overfishing of the oceans

Baloney. Some have known for many decades, centuries even, the rest of us just didn't want to hear. How do you think America got discovered? Basques came here looking for cod and whales. Columbus heard the tales and followed.

Read Farley Mowats "Sea of Slaughter" to get an idea of history of depletion and for how many hundreds of years we have known.

It's just like climate change or over population denial. The thinkers know but are suspend and ridiculed.

Well I am just the messenger it says in accordance with official reports. So I guess you can say the official reports are baloney


Sorry, no intent to criticize YOU. What agitates me is the idea that this is something we have not known for centuries, and then represent it likes its new data.

We only underestimare how much we me to ourselves.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby onlooker » Sat 30 Jan 2016, 11:42:04

Well I think Newf in general the Media downplays ecological threats or does not even bother to highlight them very much
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby dohboi » Sat 30 Jan 2016, 16:04:58

Dis, nice point about the title. I hear that writers don't generally get to write the titles for their own articles--that's left to the marketing folks! I too have a feeling that we are in for more surprises from the deep.
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Re: Ocean Apocolypse--Jeremy Jackson

Unread postby Newfie » Sat 30 Jan 2016, 18:05:05

$this->bbcode_second_pass_quote('onlooker', 'W')ell I think Newf in general the Media downplays ecological threats or does not even bother to highlight them very much


Undeniably true. And if you believe that then make the logical extension to other threats: cc, resource depletion, population, financial instability, etc.

The few times I've been able to personally confirm media reporting it has been abysmal. I see no reason to believe what they say above the most cursory and obvious points. That includes, most unfortunately, NPR.

(My previous last sentence should have read...We only underestimate how much we LIE to ourselves.)
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