From the article.. below.
What would serious steps entail?
According to the Meinshausen paper, up to 80 per cent of our known reserve of fossil fuels will have to stay in the ground.
“The carbon budget implied by the 2 C limit,” Jaccard wrote,“means that we cannot be making new investments that expand the carbon polluting infrastructure.
“This means no expansion of oilsands, no new pipelines (like Keystone and Northern Gateway) and no expansion of coal mines and coal ports.
“This does not mean shutting down the oilsands. It does not mean shutting coal mines. These will continue to operate for decades. But you cannot be expanding carbon polluting production and also prevent 2 C or even 4 C temperature increase. The industry knows this, but prefers its ads telling us about the jobs and revenue from expanding the polluting infrastructure.”
But the remedies needed, Rees suggested, might have to be even more draconian than that.
“Even the International Energy Agency and the World Bank have recently conceded that even if present agreed-upon policies were implemented, the world is likely headed to four Celsius degrees warming by the end of the century. This would render much of the most heavily populated parts of the earth uninhabitable ...”
Read more: http://www.vancouversun.com/technology/Pete+M