On personal actions that make a real difference | By Umbra Fisk | Grist Magazine | Ask Umbra | 22 Aug 2005 23 August 2005Uncategorized On personal actions that make a real difference | By Umbra Fisk | Grist Magazine | Ask Umbra | 22 Aug 2005 good reminder that “paper or plastic” scale choices do not matter. these are the big things.