Geology for Global Development

Archives / 2014 / October

Images of Guatemala (4) – Fiesta at Lake Atitlan

Fiesta at Lake Atitlan, Guatemala. Guatemala is a country with many volcanic hazards, as shown in some of the previous images in this series, but also a country rich in culture and traditions. The image above was taken at the annual fiesta in San Pablo, a small town on the edge of Lake Atitlan. During the fiesta a religious procession goes through the streets, with firecrackers being lit in front ...[Read More]

Missing Maps – A London Event

Information about an external event that may be of interest to some of our readers: “You are warmly invited to attend the launch of the Missing Maps Project, a collaboration between the Humanitarian OpenStreetMap Team (HOT) , the British Red Cross, the American Red Cross, and Médecins Sans Frontières / Doctors Without Borders (MSF) . This exciting project will draw on a massive force of volu ...[Read More]

Images of Guatemala (3) – Lahar Deposits at Fuego

Lahars at Volcan de Fuego, Guatemala. This image captures a lahar [mudflow] deposit close to Volcan de Fuego. These deposits are formed when rain mobilises ash and pyroclastic material on the volcano to form a fast moving, powerful mudflow with the ability to transport material including large boulders. As the energy dissipates, the sediment is deposited as we see above. Difficult to see in this i ...[Read More]

Images of Guatemala (2) – Pyroclastic Flow Deposits

Pyroclastic Flow Deposits close to Volcan de Fuego, Guatemala. The scale of these deposits, formed in 2012, can be seen against the scale of the person standing in the background [dark line, just above the red shrub]. Pyroclastic flows, alongside lahars, are two of the most significant and destructive volcanic hazards associated with Volcan de Fuego. You can read more about Fuego and its secondary ...[Read More]