this can be a longer model of lectures that have been held on the summer season workshop Atmosphiirische Umweltforschung im Spannungsfeld zwischen Technik und Natur (At­ mospheric Environmental examine among know-how and Nature) on the Techni­ sixteen, 1996. We have been more than happy to have Paul J. Crutzen, cal college in Cottbus on July winner of the Nobel Prize for chemistry in 1995, proposing the main lecture on glo­ bally altering chemistry within the surroundings. during the last many years, atmospheric chem­ istry has been demonstrated step-by-step, not only as an utilized self-discipline of chemistry, but additionally as a key self-discipline for our knowing of pollution, biogeochemical biking, and climactic methods in addition. in truth, the hot definition of meteorology because the technological know-how of physics and chemistry of the ambience expresses this improvement rather well. The chemistry of the ambience is strongly stimulated by way of anthropogenic emissions, even on an international scale. because of emissions and chemical reactions, the chemical composition of the ambience impacts the ecosystems without delay through depo­ sition of hint elements, and in some way by means of altering the actual weather. consequently, during this ebook we mixed cutting-edge lectures describing the actual and chemi­ cal prestige of the ambience and chosen matters representing the interface among surroundings, expertise and nature. Oxidising potential, heterogeneous techniques and acidity nonetheless stay as key matters in atmospheric chemistry, even in areas the place effective air keep watch over measures were followed leading to aid of basic atmospheric pollutants.