COP21
As the climate conference in Paris winds down, activists want France to take renewable energy more seriously.
As deal in Paris is expected this weekend, experts share their greatest fears about not reaching a strong, binding agreement.
"But the atmosphere is good, things are positive, things are going in the right direction."
A major European power is "optimistic without being unrealistic."
WHAT'S HAPPENING
(WATCH) Former New York City Mayor Michael Bloomberg says cities are prepared to fight climate change.
"Knowing where pollution is coming from and how much is in the air will drive action to reduce it."
China is not the only country in East Asia to eye the global thermometer and begin to sweat.
Mayors of Major American Cities Respond: Name One Initiative You've Launched in Your City To Fight Climate Change (VIDEO)
Images capture the ebb and flow of China's climate crisis.