Are bioplastics in production, use and at the end of the life cycle really more sustainable than the fossil competitors and which challenges are caused by the sustainability assessment? Which ecological potential provides the cascade use? What is the common level of knowledge of bioplastics and how does the general public assess the use of bioplastics? Which information mediums are effective, if the topic has to be communicated adequate for the customer? These and further question are in the focus of the research platform BiNa.