Agreeing to work to agree to work to...

As Maribo (aka Simon Donner) points out, the forward momentum these days is well nigh infinitesimal. This is from a declaration of the Asian and Pacific nations (APEC) recently:

We agree to work to achieve a common understanding on a long-term aspirational global emissions reduction goal to pave the way for an effective post-2012 international arrangement.

In case you find that hard to parse, Simon elucidates nicely.