I'm not sure there is hypocrisy if they believe gathering together will ultimately lead to solutions that lower future carbon emissions. It could be viewed as

I'm not sure there is hypocrisy if they believe gathering together will ultimately lead to solutions that lower future carbon emissions. It could be viewed as an investment in future lower emissions, the same way spending money on R&D today can improve profits in the future. Even voluntary and cooperative solutions would benefit from the type of coordination an in-person conference affords.