Experts fear the credit crunch will discourage governments worldwide from turning to taxpayers for assistance in climate-change efforts.
The gathering follows a successful Muslim-Catholic forum at the Vatican.
Many scientists believe that, given enough political will, humanity can still manage to avoid catastrophic climate change. But the president-elect of the Maldives isn't taking any chances.
Bolivia, Ecuador, and Venezuela push back on US operations.
Sunday's meeting in Egypt was probably the Bush administration's last effort to get a Israeli-Palestinian peace deal.
The President-elect is likely to rely on Republicans as well as Democrats to advise him and carry out policy.