GeoLog

Regular Features

Imaggeo on Mondays: Patagonian blues

If you are feeling the Monday blues, this peaceful photograph of a Patagonian lake might be just what you need to light up your day. Patagonia is known for its rich volcanic history and dramatic landscapes, and this scene is no exception. It shows a lake in the Pali-Aike volcanic field on the Argentina-Chile border, located north of the Strait of Magellan: the beautiful Laguna Potrok Aike. Agathe ...[Read More]

Geosciences Column: A teaching game for water managers

In this month’s Geosciences Column, Wayne Deeker tells us about a new game – first presented in EGU’s Hydrology and Earth System Sciences – that aims to teach how to best share water resources. With shrinking glaciers, depleted groundwater stores, and rising populations, water resources have never been under such pressure, and worse is yet to come. The resulting conflicts can get ugly and bring hi ...[Read More]

Imaggeo on Mondays: The beauty of energy

Electric cars require roughly 1,000 times more lithium than a standard laptop. It is therefore understandable that Bolivia’s Salar de Uyuni, a unique environment shown here under deep-blue skies, is widely regarded as the ‘Saudi Arabia of lithium’, because it contains over 40% of the planet’s lithium chloride (LiCl) reserves, or more than 5.4 million tons. The Salar is part of the Altiplano platea ...[Read More]

Imaggeo on Mondays: The strangest volcano on Earth

Natural Geographic describes Ol Donyo Lengai (pronounced ol doyn-yo len-guy), a mountain in northern Tanzania, as the ‘strangest volcano on Earth’. It is the planet’s only volcano known to produce lava made of natrocarbonatite, chemically similar to laundry soap, which hardens and decays almost immediately upon exposure to the atmosphere. It is very rare for natrocarbonatite, a type of igneous roc ...[Read More]