marcus newman heads this environmental measuring station. 11 institutions use this exposed location on germany's highest peak including the german environment agency. no man has brought a new measuring instrument for chemical engineer said he could take the french scientists to studying air pollution. we can measure impurities that come from very far away from africa or canada. enough to buzz feed for instance so horrid doest we can measure very high concentrations of. the location is ideal for studying the atmospheres microstructure the latest findings have shown a greater rise in c o 2 than the long term average. from inside the station in the 100 meter long tunnel where tourists were once cautioned about the thin air we it's through the mountains geophysicists to theme looks after equipment that measures melt water. despite global warming the permafrost the ice frozen into the rock is currently fairly stable. and offers a spectacular natural display in a side tunnel. after a disastrous avalanche in 1965 an avalanche warning service was established here. specialists like michelle get