One California-based company is going to try. And they’re going to make those “green” bricks in Wisconsin, not ship them in from China.

The new-fangled brick has been pioneered by CalStar Products. A basic ingredient of the CalStar brick is coal ash, residue from burning coal. There are huge mounds, huge ponds, huge heaps of it all over coal-burning states in the U.S.

I recently spoke with CalStar’s CEO, Michael Kane, a veteran of decades in the building supply industry. As I’ve heard from innovators in wallboard and windows and other materials: the new, green product has to look and act and handle just like the energy-sucker it replaces.

Read the rest of “Could you green the world brick by brick?” on zdnet.com