We are what we eat – and what we grow

We are what we eat – and what we grow

(The Center Square) – Diesel exhaust is usually treated as toxic. According to Gary Lewis, an entrepreneurial farmer and inventor from Pincher Creek, Alberta, Canada, diesel exhaust is not toxic, or at least not in modern high-efficiency internal combustion engines. He’s developed a method to convert carbon dioxide in raw exhaust into plant food. A dozen dryland wheat producers gathered in Reardan, Wash., on Tuesday to listen to Lewis’s presenta…