It was one of the most important messages to emerge from the 2014 climate negotiations in Lima: beyond the discussions of goals and time frames, we mustn’t forget to take action. When climate negotiations take place once again at the end of this year in Paris, they should serve above all to give an emphatic boost to processes towards sustainable development and globally effective climate protection. In the fight against climate change, verifiable paths need to be identified and embarked upon in a concerted way.