But with conservative Democrats still voicing concerns, it is possible that the president might be forced to accept a delay until September.

VOA: standard.2009.07.21

"It is the challenge of the 21st century," "We have to acknowledge, accept and work with it.

VOA: standard.2009.05.13

But even if Washington offers to work with Beijing, Johnson-Freese says China might not accept the invitation.

VOA: standard.2010.04.21

The Clinton visit was not without discord, with India saying flatly Sunday it intends to stand firm against western demands that it accept binding limitations on the growth of its greenhouse gas emissions.

VOA: standard.2009.07.20