Earth Talk | ‘Clean’ coal?

AFP

Dear EarthTalk: As I understand it, “clean” coal really isn’t—yet the Bush Administration gushed strongly for it. What is Obama’s take on it? – John Zippert, Eutaw, Ala. Barack Obama and George W. Bush differ in many ways, but both have embraced so-called “clean coal” for providing an ongoing supply of cheap and readily available…

Presidential Library announces honorary chair, new trustees

Chris Graham

The Woodrow Wilson Presidential Library Foundation today announced that its Board of Trustees has appointed Peter F. deVaux as Honorary Chair of the Foundation, the third person so honored in the 71 year history of the Foundation. The Foundation also announced the election of Stephan W. Milo of Staunton, Virginia; Haskell Rhett of Afton, Virginia;…

Earth Talk | Sunspots, solar wind and oil shale

Roddy Scheer

Dear EarthTalk: Don’t some scientists point to sunspots and solar wind as having more impact on climate change than human industrial activity? – David Noss, California, Md. Sunspots are storms on the sun’s surface that are marked by intense magnetic activity and play host to solar flares and hot gassy ejections from the sun’s corona….

Earth Talk | The power of solar

Roddy Scheer

Dear EarthTalk: I know of solar power systems that people can put on their roofs to generate electricity or heat water. Are there systems that serve whole neighborhoods? – Lee Helscel, via e-mail Collective bargaining is a good strategy when looking to get the best price on a given product or service. Solar power is…