meteorologist mitchell koch is responsible for determining what impact global warming might already be having on the antarctic atmosphere. for his research he collects data that include wind speed solar radiation and the reflective properties of the ice crust. german scientists have been taking such measurements in the antarctic since the early 1980 s. . these reports are sent to the un's intergovernmental panel on climate change. then via. speaking on when we talk about climate and we have to look at data over a period of at least 30 years on suppression of the one year's worth of information simply isn't enough to get. us. here getting ready to launch a weather balloon. it goes up every morning at 11 o'clock and measures air temperature and the density of the ozone layer to an altitude of up to 30 kilometers. michelle says that so far his data show no evidence of global warming at this specific spot . and starts on. messing me up some bias at this station we haven't recorded any changes in temperature fear feel of i don't know any other research stations in antarctica i haven't eithe