Guardian: From this week, we have a new checklist of dodgy green claims that advertisers should avoid. The list comes from the UK government’s Department for Environment, Food and Rural Affairs (Defra). They are only guidelines and they won’t save the planet. But, in keeping with its own strictures on greenwash, at least the department doesn’t pretend that they will. Among the biggest bugbears revealed in the consultation document – the draft ppdate guidance on green claims – are general, …