GeoLog

Hydrological Sciences

Imaggeo on Mondays: Lake Louise, Alberta

The Canadian province of Alberta is known for its seemingly endless and pristine natural landscapes and the area surrounding Lake Louise, in Banff National Park, is no exception. Located at the foot of the Rocky Mountains, Lake Louise boasts a unique emerald colour as a result of rock flour – fine-grained, silt-sized particles of rock – carried into the lake by meltwater from nearby mountain glaci ...[Read More]

EGU Twitter Journal Club 5 — Policy briefing: Water resource resilience

It’s time for the fifth edition of the EGU’s Twitter Journal Club, our interactive online discussion about a timely scientific article. If you have not yet taken part in one of these discussions, read more about it in our introductory post and make sure to participate when we meet online next week!  This time, we will be discussing the recent peer-reviewed policy briefing Water Resourc ...[Read More]

Imaggeo on Mondays: Crater lake

At the border between the Pacific and Australian plates, crossed by the Pacific Ring of Fire, New Zealand is one of the most geologically active countries in the world. Volcanoes abound in this island-country, which contains the “world’s strongest concentration of youthful rhyolotic volcanoes“, and earthquakes are a frequent presence. Mount Ruapehu, a stratovolcano located in the ...[Read More]

Geosciences Column: Predicting glacial lake outburst floods

In this month’s Geosciences Column, Amanda Gläser-Bligh writes about SAR (synthetic aperture radar) satellites and how they can be used to map glacier lakes and mitigate related flood hazards. Glaciers are a natural storage system and provide a perennial source of fresh water to the surrounding low-lying areas, which can be used for drinking water, irrigation, or even hydroelectricity. But when gl ...[Read More]