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COLUMNISTS
TODAY'S STORIES
10.04.2008
The Coming Arctic Battles

What with the planet getting toasty and all, the Arctic ice cap has been shriveling at a rapid clip, and the whole ocean could well see ice-free summers by as early as 2013. Scott Borgerson has, for some time, been trying to think through what this would all mean in geopolitical terms, and recently wrote a terrific essay for Foreign Affairs about it.

Say this much: The Arctic melt will certainly have some positive effects. Shipping from, say, Rotterdam to Yokohama through the Northern Sea Route will be much shorter than going all the way around through the Suez Canal. And less ice will allow for better access to fish, timber, minerals, and freshwater in the region (all that newly accessible resource wealth might even give Greenland a reason to declare independence). Plus, exciting new tourism opportunities: "Last year, 140 cruise ships carried 4,000 intrepid travelers for holidays off Greenland's icy coasts, a dangerous journey in unchartered waters."

But then... things get dicey. By most estimates, there's a staggering amount of oil and gas up in the Arctic—Norway's saying one-quarter of the world's remaining deposits; Russia's bragging that it has claims to Arctic oil fields double the size of Saudi Arabia's. That's unsettling if you think the world can't afford to keep burning fossil fuels. And all that oil is likely to cause a heap of fresh conflicts—already we've seen Canada planning new Arctic military bases and Russia planting flags on various seabeds and dusting off old geological surveys to claim access to this or that bit of tectonic plate. (Putin: "The Arctic is ours and we should manifest our presence.") With so much at stake, why wouldn't they fight?

Borgerson suggests that the United States should work to negotiate some sort of international treaty for the region—it's currently  a lawless region, the new wild, wild West—but should move in unilaterally, in the meantime, working with Canada to defend its interests. Yikes. Not to mention there are also about one million indigenous people in the Arctic who, one would hope, would get some say in the future of the region, though it's hard to be optimistic there. One other curious fact: The U.S. Navy, despite its girthy budget, only has one "seaworthy oceangoing icebreaker," compared with 18 for Russia. (And the Coast Guard, I believe, only has a few creaky ones.) Who knows, a decade from now, presidential candidates may be assailing each other over the much-feared "icebreaker gap."

--Bradford Plumer

Posted: Thursday, April 10, 2008 5:58 AM with 9 comment(s)

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twicker said:

Note that one of the problems is that the US hasn't signed the Law of the Sea treaty. Thus, we don't have the right to legal recourse to block the moves of Canada, Norway, Russia, or any other country in the Arctic.

April 10, 2008 11:18 AM

Brad Plumer said:

Definitely--and he gets into that, although it seems that the Law of the Sea wouldn't be sufficient to cover *all* the issues that would crop up. (But it's still a start.)

April 10, 2008 12:33 PM

blackton said:

The moon still belongs to the United States right?

Russia can claim a lot of this, and looking at the map, their claims don't seem all that unreasonable but they don't have the technology to exploit it, so in the end will make deals to get it done, and personally, I am not sure I really care who ExxonMobil pays off to overcharge us at the pump.

April 10, 2008 12:54 PM

The Ignorant Populist said:

Nice post Brad. Icebreaker gap indeed.

All the indications are (controversial, I know but I'm too lazy to go down that road) that we've hit a tipping point as regards the oil.

So, I reckon you're absolutely right. Look for Greenland to be manufacturing WMD's and murdering innocent eskimo's, Hitlerlike in ten years.

April 10, 2008 2:04 PM

r-ennis said:

Wasn't the melting of the Arctic ice caps supposed to cause a dangerous rise in sea level? I am genuinely confused on this point, particularly if an ice free Arctic is supposed to arrive as early as 2003. Or is the rise in sea level associated with other phenomena that would occur later? I would appreciate someone explaining the current theory on sea level rise.

April 11, 2008 9:50 AM

Brad Plumer said:

r-ennis: The Arctic melt won't affect sea levels at all, because the ice is floating in the ocean, and already displaces its own volume. The sea-level rises come once the ice sheets atop Greenland and Antarctica start melting and sliding into the ocean.

April 11, 2008 10:12 AM

r-ennis said:

Brad Plumer. Thanks for the explanation. So, (a) is there any evidence that Greenland and Antarctic are warming sufficiently to melt those ice sheets and (b) was all the publicity about Arctic melt a scare tactic? This issue has become so polarized on political grounds that it is difficult to get straight answers from anybody.

April 11, 2008 11:20 AM

Brad Plumer said:

r-ennis-- The Arctic melt is a big deal both because it's a harbinger of things to come and because it will affect certain habitats up north (plus all the geopolitical stuff mentioned in the original post). It's not a scare tactic--it's another way to assess warming trends.

As for the ice sheets in Greenland and Antarctica, they're already melting and losing mass because of warming (and the increased snowfall hasn't made up for what's going into the sea). The IPCC is the most authoritative reference.

www.ipcc.ch/.../ar4-wg1-spm.pdf

There's not as good a consensus on *how fast* the sheets will melt looking forward (and how quickly sea levels will rise as a result), although James Hansen has argued that it could be quite rapid--and his track record is pretty good:

pubs.giss.nasa.gov/.../2007_Hansen_etal_2.pdf

April 11, 2008 11:52 AM

JEFF FREY said:

I'll second what Brad said. Coastal Greenland is now losing a LOT of ice, which was not happening 5-10 years ago. Central Greenland is gaining ice (increased snowfall), but the net mass balance for Greenland is clearly negative now, and was very close to zero in the 1990s. The ice thickness changes have been measured by changes in ice surface height and in gravity. And it seems that much of the change in mass has been driven by significant increase in glacier flow (some big glaciers have accelerated by a factor of 2 and are now dumping roughly twice as much ice into the ocean, where it melts). That's especially important because the IPCC forecasts ignored the effects of changes in glacier flow, and all assume that the increase in sea level will be totally due to melting. They did that because the uncertainties in glacier dynamics are still very large, but it means that the IPCC scenarios are almost certainly lower bounds on future sea level rise, not estimates of future sea level rise.

As for Antarctica, there are plenty of worrying signs, but uncertainties in the past mass balance are large because there was not enough data for all of Antarctica in the past. So it is hard to document a CHANGE in rate. But within the next couple of years at most, there will be a solid estimate of the present mass balance for Antarctica, from the gravity changes (observed from space by the GRACE satellite). But the recently published results show mass loss -- I can't remember how much, and how big the error bar is.

April 11, 2008 3:19 PM