Carl BielenbergCarl Bielenberg, inventor and philanthropist, is the founder of the Better World Workshop based in East Calais, Vermont. Carl is well-known in the development community as the creator of a hand-operated oilseed press and foot-operated irrigation pump and is an expert in sustainable energy and power-generation systems. He designed the VitaGoat boiler and is currently designing a vegetable and fruit dryer to run off the same boiler. Read More Read Less