After three sleepless nights of back and forth among negotiators, all it took to seal a contentious global deal on climate finance was the hammering of a gavel. And just as quickly, the denunciations began.
In a year expected to be the hottest on record, the fate of the fight against climate change was haggled over for two weeks inside Azerbaijan's Olympic Stadium, which has never held the Olympics but was transformed into a cavernous, windowless maze of conference rooms.
