Favorite health web sites: drweil.com, health.nih.gov, webMD.com ... (for their 'search' fields) ...
and here, too - scottmacleod.com/yoga.htm
Favorite happiness websites with ACADEMIC research and links: scottmacleod.com/LovingBlissPractices.htm :) - research is at bottom ...
California has been a pace setter for decades vis-a-vis car emissions control, worldwide.
Vis-a-vis Global Warming / Climate Change, zero emission vehicles seem sensible.
Here's the Sierra Club's current perspective:
And a 2009 Zero Emission Vehicle Review:
(http://scott-macleod.blogspot.com/2009/12/paria-canyon-vermillion-wilderness.html - December 10, 2009)