It’s a moral issue too…

Climate change is without doubt a moral issue as well as a scientific, economic and political minefield. I don’t often argue the moral imperative, preferring to concentrate on more technical issues, so it was refreshing to read a compelling article by Klaus Bosselmann, Professor of Law and Director of the New Zealand Centre for Environmental Law at the University of Auckland, in the Herald today.

The international climate change regime is totally inadequate, delaying the tough decisions to some indefinite future. There is a huge gap between the jurisprudence of international environmental law and so-called “sovereign” states enviously pursuing their national interests. The gap can only be closed through a worldwide moral discourse with strong leadership. This is precisely where New Zealand as a small player can make a difference. International moral leadership will be rewarded, in political and economic terms. There may be a bill to be paid in the short term, but big dollars can be earned by moving fast towards carbon neutrality and letting the world know about it. In sum, sound morality makes sound politics.

If you read nothing else today, read this.

Fast follow-up

 Wp-Content Uploads 2007 10 Nzifollow My critique of the NZI’s “fast follower” report – described as “spirited” by Nevil Gibson in the NBR – has received a swift response from the NZI. We’re Right Behind You was written by NZI chief executive David Skilling and researcher Danielle Boven. Danielle interviewed me about climate issues earlier this year, and has taken the trouble to prepare an extended response to my criticisms. It’s too long to post as a comment, so Danielle becomes HT’s second guest blogger (IPCC lead author Jim Renwick was the first). I have not edited her words, but do offer some comment at the end. Note: Danielle refers in several places to papers 1 & 2. The first paper is the one published this week, the second a forthcoming one which will consider other aspects of climate policy. Over to Danielle….

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To boldly follow…?

NzifollowThe New Zealand Institute, the politically neutral think tank born of the “Knowledge Wave” conference, has been making waves of a different kind today with its new, and rather idiosyncratic take on how NZ should approach emissions reductions. The report, part of a series on climate change, is called “We’re Right Behind You” [PDF], and advocates a “fast follower” approach to emissions reductions – which apparently means reneging on our Kyoto commitments. The report recommends that:

…it seems appropriate and realistic for New Zealand to undertake to reduce its net emissions to their 1990 levels by 2020 rather than by 2012. We recommend that New Zealand should seek to avoid the obligation to purchase carbon credits associated with the decision to delay achieving its Kyoto committment by 2012.

This effectively means withdrawing from Kyoto, and as you might expect this “considered analysis” has been welcomed by the big emitters. I was interviewed by one of the authors of the report back in June, before HT was published, and in a swift email exchange this morning I promised to read the report thoroughly before rushing to any judgement (unlike some). So, my timely (but not rushed) view of this contribution to the policy debate?

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Big emitters bite back

 Wp-Content Uploads 2007 09 Nzets1-4NZ’s big greenhouse gas emitters have begun a push back against the government’s Emissions Trading Scheme (ETS) and energy strategy. Last week an industry group including the Greenhouse Policy Coalition, Federated Farmers, the Major Electricity Users Group, Business Roundtable, the Chambers Of Commerce, and others wrote to Helen Clark warning that, as Colin Espiner in The Press reported, “the Government’s proposed Energy Trading Scheme (ETS) is being rushed through Parliament without adequate consultation with industry. It says the Government is refusing to release any economic analysis to back its claims the new system will have a negligible impact on economic growth.” Fran O’Sullivan in the Herald provided more context, with news of the first meeting of the government’s Climate Change Leadership Forum, but it’s clear that a coordinated effort to derail the ETS is under way.

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Time to buy new wellies

WellieRegular readers will know that I’ve been keeping a close eye on this year’s Arctic summer, and the record minimum sea ice extent reached last month (nice NASA picture here). The ice area is increasing now, but is still about 1m km2 below the same time last year. I might have to increase my bet… If all the summer Arctic sea ice disappears quickly, it won’t have any impact on sea level, but if the ice on land – mountain glaciers and the great ice sheets of Greenland and the Antarctic – melts, sea level will rise. During the last interglacial, about 125,000 years ago, global temperature was a degree or two warmer than today and sea level was about 5m higher. Some of that extra water came from Greenland and Antarctica.

When I was writing Hot Topic, the latest information suggested that Greenland was losing about 200 km3 (cubic kilometres) of ice every year, and Antarctica about 150 km3 (HT, p45). But time goes on, and the world warms. A study to be published in Geophysical Research Letters suggests that the glaciers of southeast Greenland are now losing 300 km3 of ice per year, a 400% increase in melt rate since 2004. AFP reports:

“Until 2004, the glacier mass in the southeastern part of the island lost about 50 to 100 cubic kilometres (12 to 24 cubic miles) per year. After this date, the melting rate accelerated to 300 cubic kilometres per year. It’s a jump of 400 percent, which is very worrying,” National Space Center head researcher and project chief Abbas Khan told AFP. […] The measurements indicated that the mountains hugging glaciers in the southeastern part of Greenland rose four to five centimetres (1.5 to two inches) per year, and that the banks of the glaciers thinned 100 metres per year.

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