yes. 10000 year old ice environmental chemist, margaret macowski is happy with her findings. now these core samples will be analyzed. we meet the scientist at an international glacier research conference. the subject of the conference is ice cor, drilling and what they can learn about the history of the climate from extract had samples. second, i can remember, here is internet, which is the i gallagher on north touch mcthorn, perfectly situated here to make observations about environmental pollution caused by industrialization wasn't any measures that had proven successful and keeping the air clean of letting the after the young we began measuring abil pollutants on the 1980s when they were at their maxim letter. now with information when gathered from the glacier, we can see how they've increased since 1870 like which was when we began to use fossil fuels. now we can see that while some pollutants are decreasing shortly, others aren't over. the ice helps us determine lampkin. the core samples from the glacier were carried out in the summer of 2021 and in the nick of time. no