GMPV and The Sustainable Development Goals In 2015 all United Nations Member States adopted a set of Global Goals, as a universal call to protect our planet, end poverty and ensure that all people can enjoy peace and prosperity. These are called the Sustainable Development Goals – 17 integrated goals aimed at addressing the challenges our society is …[Read More]
Volcanic hazards
The Volcano & the Ash cloud: Eyjafjallajökull eruption 11 years later
11 years on from the infamous eruption and ash cloud that shut down the European airspace, there are parallels between current travel restrictions and another Icelandic eruption that’s currently in the news. 11 years ago the now infamous eruption of Eyjafjallajökull occurred. I remember that one, the ash cloud, right? Yes, that’s the one. The …[Read More]
Fire, Fog, Frost, Famine – French Revolution? The Lakagígar eruption in Iceland, 1783-1784 [Part 2]
PART II: Were the Haze Hardships caused by Men? Famine Before the Lakagígar eruption, the population of Iceland was 48810 people; four years later, it was down to 38518. Disregarding about 1500 deaths which were caused by a smallpox epidemic, the eruption may still have killed about 1/6 of the population [5]. These deaths were not …[Read More]
Fire, Fog, Frost, Famine – French Revolution? The Lakagígar eruption in Iceland, 1783-1784 [Part 1]
“On the 8th of June 1783, at Whitsun, there gushed forth from the mountains behind the summer pastures a fire which devastated land, cattle and humans with its effects, both nearby and far away”, wrote Reverend Jón Steingrímsson of Kirkjubæjarklaustur in his autobiography [2]. The “fire” which welled up from a volcanic fissure now known as Lakagígar …[Read More]
Building a lava dome: one block at a time
Lava domes form when lava is extruded from a volcanic vent, but is too viscous to flow far away. Think of thick treacle that does not flow as easily as runny honey, and so when it is extruded, it forms a “lava pile” around the vent. Lava domes commonly form within the crater of a …[Read More]
Living with volcanic gases
Professor Tamsin Mather, a volcanologist in Oxford’s Department of Earth Sciences reflects on her many fieldwork experiences at Masaya volcano in Nicaragua, and what she has learned about how they effect the lives of the people who live around them. Over the years, fieldwork at Masaya volcano in Nicaragua, has revealed many secrets about how …[Read More]