sirree kuykendall is from russia and a specialist in the impact of volcanic eruptions. but the air of mega fires has expanded his field of study. i thought why not check whether we see something can fly the measurements here at the station. measure objects by bouncing laser beams off the. laser beam comes out of their jets computer through this universe and then it is sam for the b. expander on the disk or for inexpensive and their descent into the atmosphere and then b. was a telescope to get this kind of signal back from as high as one was how it's going to suck. and that's how we get information on the composition of the atmosphere. in addition to the light our at the station sergey also used this space based calypso lidar which covers the entire globe. when i assure you checked of the data from the lakers i saw something really extraordinary byzantine spiders in general. they send lots of small can i say into the stratosphere and then these plumes they crossed the atlantic in just one week and driest in europe. passing through europe on its way east the smoke create