GeoLog

Imaggeo on Mondays: How do Earth’s Northern Lights form?

Konstantina Nakoudi September 16, 2019

Aurora Borealis in Ny Ålesund, Svalbard. Credit: Konstantina Nakoudi (distributed via imaggeo.egu.eu)

Aurora Borealis, which means Northern Lights are caused by electrically charged particles from the sun, which enter the Earth’s atmosphere and collide with gases such as oxygen and nitrogen. When the charged particles are blown towards the Earth by the solar wind, they are largely deflected by the Earth’s magnetic field. However, the Earth’s magnetic field is weaker at the poles and therefore some ...[Read More]

Imaggeo on Mondays: A lifeline between light and shadow

Florian Konrad September 9, 2019

A Lifeline Between Light and Shadow. Credit: Florian Konrad (distributed via imaggeo.egu.eu)

The Rapaälven making its way through the Rapadalen valley in Northern Sweden. After over a week of hiking through pure wilderness I reached the summit of Skierffe together with three friends. We were just blown away by the view and completely in awe for the beautiful shape of the rivers course… little lakes in between river channels of different sizes as well as dense vegetation forming a ha ...[Read More]

Cities of the future

Sara Mynott September 6, 2019

Blooming marvelous! Vertical gardens bring heaps of aesthetic appeal. Credit: Visal Kolluri

Over half the world’s population lives in cities. Many a metropolis rises high above carpets of concrete and tarmac, vibrant, bustling, and prosperous. But this urban environment comes with many a problem. From poor air quality to hazardous temperatures, there are several dangers present in urban environments. Scientists speaking at the European Geosciences Union General Assembly in Vienna earlier ...[Read More]

Call for new EGU network blogs!

Olivia Trani September 3, 2019

Do you have a passion for writing about the geosciences? You can hone your science communication skills by joining the EGU blog network!

Here is your chance to join the EGU blog network! Since 2013, the Union’s network blogs have enjoyed thought-provoking and engaging contributions on a range of topics: from the workings of the inner Earth and palaeontology, through to geomorphology and air quality. The network aims to foster a diverse community of geoscience bloggers, sharing accurate information about geoscientific research in a ...[Read More]