Detailed text transcripts for TV channel - DW - 20190514:15:13:00
And in the ground satellites are the best way to observe waters and flow across the entire planet. using microwaves they measure the distance between one another to the 1000th of a millimeter the satellites gravitate to varying degrees and their orbit depending on how big the mass beneath them happens to be its gravitational pull changes the distance between the satellites the water budget can then be calculated from the data they collect. every month the satellites deliver a new snapshot of the constantly changing distribution of mass on and in the earth the data will help to better document ...