Sunday, April 22, 2007

Plant a Tree, but Where?

A new article by LLNL climate scientist Govindasamy Bala presents results of simulations suggesting the location of new trees could actually warm the planet, or cool it, depending on where in the world it's planted. Discussed recently in both the Economist article "A new tree line" and on an NPR Science Friday Podcast on carbon emissions, the article prompts a double-take on an seemingly good-sounding idea.

Monday, April 02, 2007

B-flat's in the Universe

Are there B-flat notes all over? Robert Krulwitch describes in story and podcast in song from crocodiles to black holes where B-flat notes can be found. I'm just surprised he didn't mention the biggest note in the universe resonating in the cosmic background radiation flat of B.