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Originally posted by melatonin
reply to post by SlasherOfVeils
It's about 15 million years since we've seen CO2 levels this high. Around that time of 400ppm CO2 levels (Miocene), temperatures were somewhere between 3-6'C higher than now. Sea levels were 25-40m higher. There were no icecaps at the poles. Indeed, they only developed as CO2 levels fell.
That is the most recent comparable period. CO2 levels were only around 400ppm. Given, it will take sustained higher temperatures to rid us of the icecaps.
ABE: and for the 'we're only puny humans argument', do remember that the earth once had little oxygen until even punier microbes began photosynthesis.
[edit on 9-7-2010 by melatonin]
Originally posted by network dude
Sometimes I wonder if you ever listen to yourself. Sit back, take two deep breaths, and read the above quote again. Then go back to any of my posts on the subject or better yet, just listen, IT'S A CYCLE!!!!
You just provided evidence of the same. We weren't here 15 million years ago with factories and SUV's and we didn't have that stuff in the 1500's during that warm period. The earth does in fact go through cycles.
Now, do we need to change the way we do things? Hell yea. Find a cleaner fuel source, but scaring us all into being afraid the monster under the bed will get ya if you get up before morning is stupid beyond belief. THAT IS MY ARGUMENT.
Originally posted by SlasherOfVeils
reply to post by melatonin
and going back to ice cores from both poles, there is evidence that CO2 levels have been much higher in the past, yet both people, plants and animals survived just fine.
Originally posted by ufosbri
reply to post by network dude
Global warmin is a load of Crap Theres no Global warmin if you belive in Global warmin then your a Brainwashed Fool.
You more chance of dieing from a car crash.
Originally posted by network dude
Originally posted by melatonin
reply to post by SlasherOfVeils
It's about 15 million years since we've seen CO2 levels this high. Around that time of 400ppm CO2 levels (Miocene), temperatures were somewhere between 3-6'C higher than now. Sea levels were 25-40m higher. There were no icecaps at the poles. Indeed, they only developed as CO2 levels fell.
That is the most recent comparable period. CO2 levels were only around 400ppm. Given, it will take sustained higher temperatures to rid us of the icecaps.
ABE: and for the 'we're only puny humans argument', do remember that the earth once had little oxygen until even punier microbes began photosynthesis.
[edit on 9-7-2010 by melatonin]
Sometimes I wonder if you ever listen to yourself. Sit back, take two deep breaths, and read the above quote again. Then go back to any of my posts on the subject or better yet, just listen, IT'S A CYCLE!!!!
You just provided evidence of the same. We weren't here 15 million years ago with factories and SUV's and we didn't have that stuff in the 1500's during that warm period. The earth does in fact go through cycles.
Now, do we need to change the way we do things? Hell yea. Find a cleaner fuel source, but scaring us all into being afraid the monster under the bed will get ya if you get up before morning is stupid beyond belief. THAT IS MY ARGUMENT.
Originally posted by kevinunknown
reply to post by network dude
I think recently the world has been distracted with other things and it’s taken a bit of a back seat, its still there and still very important to those who believe in GW. Things like the world cup, BP oil spill and so on are a distraction and it means GW is not high in the media agenda.