GeoLog

GeoLog

Imaggeo On Monday: Effect of acid drainage on soil

Imaggeo On Monday: Effect of acid drainage on soil

Acid drainage coming from the gangue piles of a metal sulfide mine. The resilient vegetation consists of isolated patches of Spergularia rubra and Molineriella laevis. Description by Juan Antonio Campos, after the description on imaggeo.egu.eu.   Imaggeo is the EGU’s online open access geosciences image repository. All geoscientists (and others) can submit their photographs and videos to this …[Read More]

Imaggeo On Monday: A steady silent witness

Imaggeo On Monday: A steady silent witness

I took this picture during a sunny field work day in the Mara Wetland, Tanzania. The granitic inselberg appeared to me as a huge silent witness not only of siltation and inundation of the wetland but also of the human actions. Slash-and-burn is widely used to deforest lands and riparian vegetation for new crops and …[Read More]

GeoRoundup: the highlights of EGU Journals published during February!

GeoRoundup: the highlights of EGU Journals published during February!

Each month we feature specific Divisions of EGU and during the monthly GeoRoundup we will be putting the journals that publish science from those Divisions at the top of the Highlights roundup. For February, the Divisions we are featuring are: Hydrological Sciences (HS) and Stratigraphy, Sedimentology and Palaeontology(SSP). They are served by the journals: Geoscientific …[Read More]

Imaggeo On Monday: Stands of Time

Imaggeo On Monday: Stands of Time

Within the heart of the Malagasy Hauts-Plateaux, the rolling grasslands are pitted by deep incisions locally referred to as lavaka (‘hole’ in Malagasy). These mass failure features provide vast quantities of terrestrial matter to local freshwater arteries, accounting for over 80% of the annual sediment load of the Betsiboka River. The collapse of the overlying …[Read More]