Protei is a fleet of low-cost, open-source, shape-shifting, semi-autonomous oil-collecting sailboats, that each sail upwind and collect oil sheens off the top of the water near the sites of spills. It is self-righting, durable, and easily reproducible.
Caroline Woolard is a co-founder of Trade School, a non-traditional learning environment where students barter with teachers for instruction. Classes focus on traditions, techniques, and tactics, and teachers have asked for everything from fresh produce to research help from students. To find out more, go to http://tradeschool.ourgoods.org/about Caroline is also a co-founder of OurGoods, a barter network for creative people.