Business Green: There’s a standard journalistic trope that abounds during times of crisis: take the hot topic du jour, mash it up with something you know about, and you’ve got an instant article. For example: “Peanut Butter Preferences during a Global Recession”, or “Sparrow Migration Patterns during the 2008 Wall Street Collapse “. Now, after nearly a decade of build-up, sustainability and “green” were the issues du jour for much of 2007 and 2008; but with the recent market crash, the national …