Dr Jeff Warburton of Durham University preparing to take sediment cores from the bottom of Buttermere Lake in the Lake District National Park as part of a study to look at how land use changes affect sediment entering the lake over time. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Cooper, Ashley |
Modell-Rechte: | nicht erforderlich |
Länge: | 11 Sekunden |
Seitenverhältnis: | 16:9 |
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