THERE’S a certain dark irony to the fact that as global warming gives Scotland an unseasonal scorching summer, simultaneously discussions between the Scottish Greens and the SNP are now hotting up over a formal co-operation deal.

If it comes off it won’t exactly be an official coalition, however, it will involve Greens in government. There’s a lot of factors in play here.

Firstly, any deal would project the idea that Scotland does politics differently. Nationalists don’t need Greens to govern. Superficially, a pact sends out a message that Holyrood is interested in cross-party cooperation and consensus building, particularly among progressive parties.

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