The Antarctic ice is growing due to increased precipitation from global warming.
So on the balance you could say GW postponed the volcanoes and bought us time.

It should also be noted that US has pressured Japan to stop trading with Iran.
I don't know about other countries, but embargoes seem to work sometimes.

>With respect to the science of climate change, many experts regard the Intergovernmental Panel on Climate Change as the world’s authoritative institution.
>A draft summary of its forthcoming report was leaked last week.

I have lower respect for documents made behind closed doors, by the people who twisted the graph on the WMO 1999 report, and are still unapologetic.