watervole: (water vole)
Judith Proctor ([personal profile] watervole) wrote2006-10-29 07:42 am
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The economic cost of climate change

Global warming could cost the world's economies up to 20 per cent of their gross domestic product (GDP) if urgent action is not taken to stop floods, storms and natural catastrophes.

That stark warning was given to Tony Blair and his cabinet yesterday by Sir Nicholas Stern, a former World Bank economist, and is said to have left cabinet ministers chastened by the magnitude of the threat posed by climate change.

In a preview of a report he is to deliver next Monday, Sir Nicholas told the Cabinet the world would have to pay 1 per cent of its annual GDP to avert catastrophe. But doing nothing could cost 5 to 20 times that amount. He told them: "Business- as-usual will derail growth."

The massive 700-page report - commissioned by the Chancellor, Gordon Brown - was described as "hard-headed" and "frighteningly convincing". It focused on the economic peril now confronting the world, unless action was taken to combat harmful CO2 emissions that contribute to global warming.

"He left no one in any doubt that doing nothing is not an option," said one Whitehall source. "And he stressed that the need for action was urgent."

His review could be a watershed in overcoming scepticism about the existence of global warming. "It was hard-headed," said another source. "It didn't deal in sandals and brown rice. It stuck to the economics."


The full article is at:

http://news.independent.co.uk/environment/article1932727.ece

[identity profile] purpletigron.livejournal.com 2006-10-29 08:59 am (UTC)(link)
What does '20% of GDP' mean?
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[identity profile] watervole.livejournal.com 2006-10-29 09:02 am (UTC)(link)
a fifth of the Gross Domestic Product.

ie. Expect everyone's income to fall by about a fifth.

[identity profile] purpletigron.livejournal.com 2006-10-29 09:13 am (UTC)(link)
The debates about this have been vague. The Observer report seems to clarify. I really must read Stern's actual report.

At the moment, my understanding is that Stern wants to spend 1% of GGP year on year to avoid costs of 5% of GGP year on year. Seems an economic no-brainer in those terms.

[identity profile] sallymn.livejournal.com 2006-10-29 09:27 am (UTC)(link)
Never mind what it's costing here in Australia, as the worst drought for decades drags on year after year...
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[identity profile] watervole.livejournal.com 2006-10-29 09:41 am (UTC)(link)
Not to mention the devastation that will happen in Africa. The potential number of people forced to leave their land due to drought is staggering. Where will they all go? I see a humanitarian disaster of horrendous proportions.

I think the full report is coming out on Monday.