Climate change is a complex subject. There are climate cycles that operate on the scale of months, decades and even millenia. You can't make definitive predictions based on trends over the past 20 years or so.
But two things I know for sure.
Never, in the 4.5 billion year history of Earth, has a species like humanity existed. Not only are we extremely numerous (6.6 billion and counting), we also possess massive technological resources and are easily capable of effecting change on a scale and at a rate that Earth's natural control mechanisms simply can't cope with.
Second, if we wait until we have incontrovertible proof of climate change, it will be too late. Like a snowball rolling down hill, once underway, the various processes fueling global warming will cascade, and quickly spiral out of control.
At present, there is plenty of evidence to suggest that climate change does pose a significant threat to Earth. If people in the West in particular made even a modest effort, it would be so easy to reduce our carbon footprint and other negative impacts that we are currently having on the environment. Sustainability is what it's all about.
Tuesday is production day for prairie dog, so I won't be at this screening. But I hope lots of others take the opportunity to go.
2 comments:
Oh, bloody hell. Lord Christopher Monckton is coming to Regina. How embarrassing.
Deltoid has a whole page devoted to his lordship's evil, climate-change denying nonsense: http://scienceblogs.com/deltoid/global_warming/monckton/
And George Monbiot at the Guardian fenced with him via the electrical-mail to an amusing conclusion: http://www.monbiot.com/archives/2007/10/03/did-lord-monckton-fabricate-a-claim-on-his-wikipedia-page/
And while we're on the subject, here's a blurb from Monbiot's blog that seems to explain a lot about the whos and whys of Lord Viscount Monkton. Monbiot's speaking specifically of Ian Plimer but, from what little I know, Monkton seems to fit the profile....
"Most of the prominent climate change deniers who are not employed solely by the fossil fuel industry have a similar profile: men whose professional careers are about to end or have ended already. Attacking climate science looks like a guaranteed formula for achieving the public recognition they have either lost or never possessed. Such people will keep emerging for as long as the media are credulous enough to take them seriously."
The whole article is here...
http://www.guardian.co.uk/commentisfree/cif-green/2009/sep/14/climate-change-denial
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