There is tactical sense in pushing this – with a media which is wedded to personality politics, it personalises the issue in a very simple, uncluttered way. Enough signatures will get some media interest and put the prime minister on the spot.
Furthermore, if you change the vocabulary of the debate, you change the debate. This is more important than it seems - I'm leaving the post at the top of the blog for the day, and will keep a running total.
CLIMATE CHANGE – FINAL PHASE THREAD