Volcanologist wearing a heat suit as he watches an eruption of glowing lava (molten rock),ash and vapours from the volcano Mount Etna. The lava can range in temperature from 475 degrees Celsius (dim red) to 1150 degrees Celsius (white). The suit is designed to protect the researcher from this heat. Other dangers on the slopes of a volcano include poisonous gases,like hydrogen sulphide,and lava bombs,chunks of molten rock ejected by the volcano. Mount Etna stands 3323 metres tall on the Italian island of Sicily. It is the largest active volcano in Europe. Photographed in 2000 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Bishop, Jeremy |
Bildgröße: | 3181 px × 4413 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |