Karsten works at the University of Leeds as a scientific researcher, in the School of Earth and Environment.  He uses images taken by satellites to look the movement of structures such as railways, roads and gas lines.  He also examines the movement of the Earth due to volcanic eruptions and earthquakes. ...

Anna works at the University of Leeds.  She uses satellite data to look at glaciers at the poles of the Earth.  She uses optical and radar data to track ice movement.  She explains how she went to Greenland and Antarctica for field trips to obtain more data for her research.  Anna explains how we need to study ice...