Shaking our heads.
'Invariably, those who have the least bear most of the burden,' says the leader of the forum for nations that will take the hardest hits from climate change.
The summit has just begun, but we can already see themes emerging and battle lines being drawn.
On day one of the climate summit, Indian Prime Minister Narendra Modi and French President François Hollande made some big announcements.
Soda taxes are finally gaining traction. Next year, they might appear at the polling booth in a city near you.
As major U.N. talks kick off in Paris, the president acknowledged America's role in causing global warming.
An interactive light installation projects images of trees onto the iconic Paris landmark.
Hundreds of thousands of people joined 2,300 marches in 175 countries, demanding a strong climate deal from leaders in Paris.
Thousands formed a human chain through central Paris with colorful signs demanding climate action.