I do appreciate what you mean by this, and I'm sure most people would agree that recently we've seen particularly abject failures of the left wrt. engaging with

I do appreciate what you mean by this, and I'm sure most people would agree that recently we've seen particularly abject failures of the left wrt. engaging with these issues. But I'm not convinced that there is an 'argument' to 'refute'. We're not talking about a coherent disagreement between well-informed parties. In fact, some groups seem to actively embrace ignorance – see Michael Gove's 'people have had enough of experts' nonsense.