in zevalde, we have jeroen van maanen.a dairy farmer and a protest organizer in amsterdam. -- he's a dairy farmer and a protest organizer. in amsterdam, natasja oerlemans is a food and agriculture expert at the world wide fund for nature netherlands. and theo mandersloot is a mediator between producers and buyers at agracom. he's also a member of agratis, one of the largest farmers action groups in the netherlands. a very warm welcome to you all. thank you very much indeed for being with us. natasja, i want to start with you. this is about nitrogen and ammonia at its heart. why are they thought to be so bad? >> well, ammonia and nitrogen specifically has a huge impact on biodiversity, especially in nature areas, and unfortunately, the dutch agricultural sector is one of the major contributions to nitrogen emissions, affecting biodiversity. in the netherlands, we still have we are facing a biodiversity crisis and this is because of decades of government looking away, and finally the government has made a decision to do some