Small doesn’t work. Philipp Schröder, 38, always thinks big. He was the first German head of Elon Musk’s e-car company Tesla. And now his own start-up is set to grow. It means 1comma5°, and that says a lot about Schröder’s noble intentions. Founded in Hamburg in July 2021, the start-up wants to help achieve the goal set in the Paris Climate Agreement at the end of 2015 of limiting global warming to 1.5 percent compared to the pre-industrial age. 1Komma5°