Green slime could be the next big thing

Paul Nam says there are three main problems facing the world: a food shortage, a fuel shortage and a need to curb pollution.

That sounds about right.

But this part might sound a little crazy at first: Nam thinks algae, if we think of it as a crop, could play a big role in the unfolding dramas associated with preserving traditional sources of food, finding alternative sources of energy and reducing greenhouse gasses.

Read about it here.