12 Dec 2015, Paris, France — Guardian angel of the climate holds up a red line symbolizing panetary boundries in front of estimated 15,000 demonstrators during the D12 demonstrations during the last day of COP21 on Avenue De La Grande Armée in Paris, France, on Decembe 12th, 2015. (Photo by Andre Larsson/NurPhoto) — Image by © Andre Larsson/NurPhoto/Corbis