We mobilise our community to achieve carbon neutral by 2030 through Challenges. In 2019, we had our first challenge addressing Single Use Plastics.  In 2020, we launched the Sustainable Food Habits Challenge to help our participants change their food habits.  Read on to find out more what we did and how they went. In 2021, we launched the ambitious Race To Zero accelerator and became an official Race To Zero accelerator of the UN.