A seminar dealing with the subject of water in its multidisciplinary aspects, and especially with regard to the effects on the environment. Water quality and regulation, water and the city, water in the Third World, the water sector and future generations, and more. At the beginning of the seminar, lectures will be given on the method of scientific writing. During the semester, the students will also present personal lectures on a chosen subject. The second semester will be devoted to practical work in environmental organizations. At the end of the semester, the students will present their work and each student will be asked to submit a  scientific report in his/her chosen topic.