DW DocFilm October 12, 2019 22:21:00
Through the filters sit down and take a closer look and there are lots of really beautiful shapes. and i really enjoy the swag. there. of course there's a serious side to this research the scientists are studying the impact that humans have on the environment. right now marion is on her way to the local air filter to carry out some tests. these high powered radio telescopes gather data from space now the researchers are going to launch a drone that's full of sensitive sensors that measure weather conditions in the drone data will supplement the information that's gathered by marian's balloon d...
Source: archive.org