There is nothing directional about evolution - it does not mean improvement, just change.? Making judgements about whether changes are improvements are not is a human tendency, but not appropriate.


-----Original Message-----
From: william <[log in to unmask]>
To: [log in to unmask]
Sent: Mon, 4 May 2009 4:07 pm
Subject: Re: [P-F] Devolution


Day, Wally wrote:?
?
> > Discover magazine recently had an article about how we may be?
> affecting (speeding up?) our own evolution. The original idea is that?
> adaptation takes place in response to environmental pressures. But,?
> what if the species is modifying the environment while they are?
> adapting to it? Many people who are alive today would have succumbed?
> to harsher conditions in the past, but nowadays they are surviving or?
> even thriving (and passing on their genes).?
?
There are weaklings who are unlucky victims of generations of poor diet, but I don't see how this is evidence of evolution. Looks more like devolution. IMO?
?
William?