Glen Contrarian
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Consider that it has taken us 136 years to increase CO2 from 290 ppm to 403 ppm, A 113 ppm increase.
During that same time, we have beat just about every bush looking for easy oil, and have recovered much of what we have found.
To actually double the CO2 level would require us to find and burn 147% more oil, in the next few decades,
as has been in the last 136 years.
It seems very unlikely we will be able to do so.
It is not that there are not large oil deposits still remaining, but rather the cost of recovery will exceed
the value of the oil.
As someone in this forum said, the stone age did not end for lack of stone.
Wrong, wrong, wrong. CO2 doesn't come just from oil - ever hear of "biofuels"? But anyway, you're making a great assumption that we're going to run out of oil anytime soon. Even back in the 1970's, I remember how people were freaking out about the world 'running out of oil'...but ever since then, we've kept finding more oil, and developing more ways to get at that oil.
In other words, you have no way of knowing when - or if - we're ever going to run out of oil.
But in the meantime, we're going to continue to use it, and we're going to continue to pump gigatonnes of CO2 into the air (and that's from just cars alone) every year. And the right wing will continue to pretend that it's no big deal...
...until things really start to look bad, at which point they'll try to blame the liberals for not "proving" it sooner.