Kassa Groen will be broadcast on 22 January on Nederland 2 around half past eight. The environmentally friendly variant of the consumer program Kassa that finds out for consumers what is green and what looks green. greenSand's products and ideas will be discussed in this broadcast.

More and more people are becoming aware of the fact that all their purchases have an impact on the environment. The item about greenSand asks about the mineral olivine and how it works. prof. Schuiling explains how olivine works. GreenSand's potting soil and garden soil are also being examined.