Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) |
![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2824.jpg) A massive pyroclastic flow suddenly turns towards the hill in its path (at left). | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2826.jpg) The obstacle forces the flow to rise in a spectacular surge of incandescent ash. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2827.jpg) While the flow opens its way to the left, the surge rises one kilometer into the sky. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2828.jpg) Further pyroclastic avalanches feed the flow towards the sea. |
![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2832.jpg) Tourists observe the flow's advancing front from a helicopter. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2834.jpg) Abandoned houses in the foreground give an impression of the flow's considerable size. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2843.jpg) After a few minutes, an even bigger pyroclastic flow descends through the Tar River Valley. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2846.jpg) The front of this flow reaches the sea at the Tar River delta. |
![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2853.jpg) Another big pyroclastic flow uplifts billowing ash clouds. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf2855.jpg) Spectacular structures shaped by heat and convection in the ash cloud. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf3002.jpg) Striking contrast between billowing ash and steam coming from the sea entrance. | ![Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010) Pyroclastic flows in Tar River Valley (27 - 29 Jan 2010)](icons/montserrat2010-tarriver-mf3005.jpg) The end of the world: the dome disappears in a chaos of ash and steam. |
Photos by Marco Fulle taken with 50mm and 135mm lenses (reflex digicam with 16x24mm sensor). |