The only progress sustainable development has made is that of semantic renewal and despite the United Nations efforts to encapsulate a viable definition, only ill-defined semantic iterations that/which do not mirror what is true in our reality actually exist.
That or Which?
Top answer
Either is correct when referring to inanimate things. You need a comma after 'renewal'.
— Philip
Either is correct when referring to inanimate things.
You need a comma after 'renewal'.
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