'Do you know how to optimize your vitamin D levels for every season? growing body of knowledge shows that, at optimized levels, vitamin D functions as a hormone rather than a vitamin, with numerous notable effects on the body. These effects include support for: •    Healthy immunity •    Healthy mood •    Targeted support for [.]. MORE >>

'The irony here is clear: the first international LEED certified housing complex is built by an oil research facility in Saudi Arabia. Though in some ways, the construction of the King Abdullah Petrolum Studies and Research Center (KEPSARC) is not so surprising. When the project was initiated, LEED for homes was not available outside the US. MORE >>

'A week ago this past Friday I did a Queens Big Day in that I spent the whole day birding across a variety of parks in Queens looking for birds. didn’t plan it well and I was mostly just enjoying birding my favorite borough for the entire day. It was fun and I ended up with 124 species. So, this past Friday, I did it again. Weird, no? MORE >>

'Just like the two-way street, car innovators are focusing more than ever on the two-way plug that could revolutionize cars'' relationship with the grid. The idea is to give plug-in cars the ability to feed energy back into the grid when parked. Using 15 plug-in Mini E''s donated by BMW, the idea is being explored by Prof. MORE >>

'Matt Kahn: Over the last couple of weeks, I have been re-reading the roughly 2600 blog posts I have written since 2005.  I owe everyone an apology.  Only 15% of them are good.  Too many of the posts are self serving, and/or silly. From now on, I will be posting less silly stuff. via greeneconomics.blogspot.com MORE >>