Hydrological Sciences

Inclusive flood mapping: using citizen science to collect historical flood data in Dakar, Senegal.

Hazel Gibson February 7, 2020

Dakar in Senegal (image by Jesse Allen for NASA)

During the month of February, we are focusing on ‘Accessibility and Inclusivity’ here at the EGU. Although these topics are clearly relevant to the General Assembly, some people may wonder whether they also relate to scientific research. Clearly all geoscientists are people, so accessibility and inclusivity matter regardless of what scientific discipline they are in. But there can also be tangible ...[Read More]

Winners of the EGU Best Blog Posts of 2019 Competition

Hazel Gibson January 17, 2020

Image modified from Lava glow and space at the Kilauea volcano. Credit: Andreas Johnsson (distributed via imaggeo.egu.eu).

2019 was a brilliant year for our blogging network here at EGU. Across the EGU’s official blog, GeoLog, as well as the network and division blogs there were so many interesting, educational and just downright entertaining posts this year it was hard to get the blog editors to choose their favourites! Nevertheless in December, to celebrate the excellent display of science writing across the network ...[Read More]

Imaggeo on Mondays: Sampling sulfurous sinkhole water

Rob Watson January 13, 2020

Sampling of sulfurous sinkhole water, Ghor Al-Haditha. Credit: Rob Watson (distributed via imaggeo.egu.eu).

Sampling of water present in sinkhole formed in superficial salt-rich lacustrine deposits at Ghor Al-Haditha, Dead Sea eastern shore, Jordan, during a field campaign in October 2018. The water in this sinkhole flows into the Dead Sea in a surface stream channel formed in 2012. The water was highly acidic and extremely conductive, with a strong sulfurous odour. Understanding the chemistry of the wa ...[Read More]

Imaggeo on Mondays: Great sand dunes and beyond

Meriel J. Bittner November 18, 2019

Great Sanddunes and beyond. Credit: Meriel J. Bittner (distributed via imaggeo.egu.eu)

Driving eastwards through the San Luis Valley in south central Colorado, United States, the Great Sand Dunes emerge at the foot of the Sangre de Cristo Range in the northeast of the region’s upland plain. The origin story of these great dunes begins during a time of glacial melt, five to three million years ago, when the rivers of the surrounding mountains filled the basin with water and sediments ...[Read More]