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The data is also helping scientists sift through the possible theories for just how climate might have triggered evolutionary advances. For instance, one idea is that big leaps forward were not driven by adaptation to a specific habitat change, but by a series of frequent changes. In other words, humans evolved to live with uncertainty.
Will Global Climate Change Stimulate an Evolutionary Leap in Mankind?
Other experts believe our biological evolution has not only proceeded but has sped up since we developed agriculture about 10,000 years ago, a sea change that led to civilization as we know it.
...
Using one of several techniques now available to search for signs of recent selection in the human genome, Harpending and Cochran and their colleagues determined that fully 7 percent of our genes appear to be under recent evolutionary pressure. Moreover, they contend, we humans are evolving away from each other. "The genes that seem to be the newest and evolving fastest are regional, not pan-human,"
Around the time of Ardipithecus it seems that some apes decided to walk around on two legs. This probably happened as a result of - wait for it - climate change. Africa went through a particularly bad drought around 6m years ago, which resulted in the drying up of the Mediterranean and seems to have set in motion some rather significant changes in the hominid - and ultimately human - lineage
Thats why any climate changes will not affect us anymore.
originally posted by: GodEmperor
a reply to: Ghost147
Thats why any climate changes will not affect us anymore.
Speak for yourself, weather and climate very much affect large portions of the population, because whatever it may be, there are people who still have to work and/or live outdoors without modern amenities.
originally posted by: GodEmperor
a reply to: Abysha
Other experts believe our biological evolution has not only proceeded but has sped up since we developed agriculture about 10,000 years ago, a sea change that led to civilization as we know it.
...
Using one of several techniques now available to search for signs of recent selection in the human genome, Harpending and Cochran and their colleagues determined that fully 7 percent of our genes appear to be under recent evolutionary pressure. Moreover, they contend, we humans are evolving away from each other. "The genes that seem to be the newest and evolving fastest are regional, not pan-human,"
www.pbs.org...
I'm wondering if there aren't more mechanisms in place than what you believe.
Around the time of Ardipithecus it seems that some apes decided to walk around on two legs. This probably happened as a result of - wait for it - climate change. Africa went through a particularly bad drought around 6m years ago, which resulted in the drying up of the Mediterranean and seems to have set in motion some rather significant changes in the hominid - and ultimately human - lineage
Guardian
originally posted by: GodEmperor
This topic is something of interest. A refutation to the global warming alarmists, who wish to keep the climate in some sort of stasis field, never changing, never growing, never evolving.
What are your thoughts ATS?
originally posted by: dfnj2015
originally posted by: GodEmperor
This topic is something of interest. A refutation to the global warming alarmists, who wish to keep the climate in some sort of stasis field, never changing, never growing, never evolving.
What are your thoughts ATS?
Some scientists say the CO2 coming from all the fossil fuel being burned may kill all life on earth. I believe them before I believe you or anyone else in the right wing blogosphere. The nice thing about scientist is they are capable of admitting they are wrong when the data shows otherwise. Scientist follow a process that eliminates some ego from commentary. This is the direct opposite of the right wingers who think their opinions are facts.