TS
Tectonics and Structural Geology

Erosion

TS Must-Read – England and Molnar (1990) Surface uplift, uplift of rocks, and exhumation of rocks

September 20, 2021
TS Must-Read – England and Molnar (1990) Surface uplift, uplift of rocks, and exhumation of rocks

With this paper, England and Molnar (1990) shed light on the recurrent confusion in the uses of terms ‘uplift’ and ‘exhumation’. The main focus is to clarify the difference between surface uplift, uplift of rocks, and exhumation by explaining the differences and the relations between these processes (Fig. 1). The manuscript also illustrates how other processes, such as changes in climate, can be m ...[Read More]

Marguerite Thomas Williams: The US’ first black person to obtain a doctorate in Geology

August 26, 2020
Marguerite Thomas Williams: The US’ first black person to obtain a doctorate in Geology
An artists illustration of Marguerite Thomas Williams (credit: Annique van der Boon)

    On the day of Christmas Eve, five years before the turn of the century, Marguerite Thomas Williams (December 1895 – August 1991) was born. She was the youngest of her five siblings born to her parents Henry and Clara Thomas. We don’t know much about her early life. Perhaps her older brothers and sisters would take her by the hand when walking to school, maybe the family would g ...[Read More]

Civita di Bagnoregio – the dying town

December 4, 2019
Civita di Bagnoregio – the dying town
Civita di Bagnoregio - The Dying Town. Credit: Elenora van Rijsingen (distributed via Immageo)

On top of a steep cliff standing out from the surrounding countryside, lies the small town of Civita di Bagnoregio, one of the most famous villages of Italy. It is often called the dying town, although more recently people have started to refer to it as fighting to live. What this little town is fighting against is the threat of erosion, as its walls are slowly crumbling down. Located in central I ...[Read More]