Simon Matthias May
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View article: Geomorphic and sedimentary impact on beaches of Eastern Visayas (Philippines) after Typhoon Haiyan in 2013 - short-term recovery and post-depositional changes
Geomorphic and sedimentary impact on beaches of Eastern Visayas (Philippines) after Typhoon Haiyan in 2013 - short-term recovery and post-depositional changes Open
Tropical cyclones and storm surges are a major threat to coastal communities of the Philippines. On 08th November 2013, category 5 Typhoon Haiyan (local name: Yolanda) made landfall on the islands of Eastern Visayas and caused more than 60…
View article: Effect of rainfall event on water-dispersible colloids in a hyper-arid Atacama alluvial fan
Effect of rainfall event on water-dispersible colloids in a hyper-arid Atacama alluvial fan Open
International audience
View article: Spatiotemporal variability of fog and dew occurrence in the Atacama Desert - a view from a network of weather stations 
Spatiotemporal variability of fog and dew occurrence in the Atacama Desert - a view from a network of weather stations  Open
In hyperarid regions, such as the Atacama Desert, fog and dew provide essential water supply to sustain unique ecosystems and drive geomorphological processes. While some studies have quantified the spatiotemporal variability of fog, it re…
View article: Activity and stability of surfaces and soils in the Atacama Desert, Chile
Activity and stability of surfaces and soils in the Atacama Desert, Chile Open
The hyperarid conditions of the central Atacama, characterized by extremely low precipitation and high evaporation rates, create a unique environment where soil stability is generally thought to be exceptionally high due to the widespread …
View article: Quantifying processes in Earth’s Critical Zone in the Atacama Desert by combined luminescence and sedimentological approaches
Quantifying processes in Earth’s Critical Zone in the Atacama Desert by combined luminescence and sedimentological approaches Open
The central Atacama Desert is generally considered the driest non-polar desert on Earth. Given the fog-related moisture availability along the northern Chilean Coastal Cordillera and the increasing precipitation towards the Andean Cordille…
View article: Mechanisms and timing of haloturbation in the northern Atacama Desert derived from a subsurface network of calcium sulphate wedges 
Mechanisms and timing of haloturbation in the northern Atacama Desert derived from a subsurface network of calcium sulphate wedges  Open
The presence of subsurface wedges and polygonal patterned grounds on the Earth’s surface is usually associated with cycles of cryogenic subsurface processes in periglacial environments. However, similar though calcium sulphate-domina…
View article: Fog controls biological cycling of soil phosphorus in the Coastal Cordillera of the Atacama Desert
Fog controls biological cycling of soil phosphorus in the Coastal Cordillera of the Atacama Desert Open
Soils in hyper-arid climates, such as the Chilean Atacama Desert, show indications of past and present forms of life despite extreme water limitations. We hypothesize that fog plays a key role in sustaining life. In particular, we assume t…
View article: Palaeoenvironmental changes and human-environment interactions in the surroundings of La Silla del Papa, SW Spain
Palaeoenvironmental changes and human-environment interactions in the surroundings of La Silla del Papa, SW Spain Open
The surroundings of the Strait of Gibraltar in southern Iberia are well known as a crossroads for population movements, cultural exchange and trade from Late Prehistory to Modern Times. However, questions remain about how this historical d…
View article: Terracettes in the hyperarid Atacama Desert – fog-driven landforms of Holocene age?
Terracettes in the hyperarid Atacama Desert – fog-driven landforms of Holocene age? Open
Terracettes are quasi-contour parallel step-like microtopographic features consisting of repetitious platform-type benches and slope-type risers and are documented from hillslopes in a range of climates. While a number of studies emphasize…
View article: Microbial hotspots in a relict fog-dependent Tillandsia landbeckii dune from the coastal Atacama Desert
Microbial hotspots in a relict fog-dependent Tillandsia landbeckii dune from the coastal Atacama Desert Open
The hyperarid Atacama Desert in northern Chile is considered to be one of the most hostile habitats for microbial life. Despite the extreme environmental conditions, isolated patches of vegetation exist in an otherwise barren landscape. Un…
View article: The Bronze Age occupation of the Black Sea coast of Georgia—New insights from settlement mounds of the Colchian plain
The Bronze Age occupation of the Black Sea coast of Georgia—New insights from settlement mounds of the Colchian plain Open
Along the lower course of the Rioni and several minor rivers, more than 70 settlement mounds (local name: Dikhagudzuba ) have been identified by field surveys and remote sensing techniques. They give evidence of a formerly densely populate…
View article: Fog controls biological cycling of soil phosphorus in the Coastal Cordillera of the Atacama Desert
Fog controls biological cycling of soil phosphorus in the Coastal Cordillera of the Atacama Desert Open
Soils in hyper‐arid climates, such as the Chilean Atacama Desert, show indications of past and present forms of life despite extreme water limitations. We hypothesize that fog plays a key role in sustaining life. In particular, we assume t…
View article: Water-dispersible colloids distribution along an alluvial fan transect in hyper-arid Atacama Desert
Water-dispersible colloids distribution along an alluvial fan transect in hyper-arid Atacama Desert Open
International audience
View article: Holocene coastal evolution and environmental changes in the lower Río Guadiaro valley, with particular focus on the Bronze to Iron Age harbour ‘Montilla’ of Los Castillejos de Alcorrín (Málaga, Andalusia, Spain)
Holocene coastal evolution and environmental changes in the lower Río Guadiaro valley, with particular focus on the Bronze to Iron Age harbour ‘Montilla’ of Los Castillejos de Alcorrín (Málaga, Andalusia, Spain) Open
Phoenicians were the first to systematically develop the area surrounding the Strait of Gibraltar at the end of the 9th century B.C. Following pioneering studies in the Río Guadiaro estuary (Málaga/Cádiz) in the 1980s, a German‐Spanish coo…
View article: Water dispersible colloids associated organic carbon along an alluvial fan transect in a hyper-arid region of the Atacama Desert
Water dispersible colloids associated organic carbon along an alluvial fan transect in a hyper-arid region of the Atacama Desert Open
<p>Organic carbon (OC) in the hyper-arid Atacama Desert soils is known to be extremely low (0.1-0.01%). OC can accumulate on soil colloids (1-1000 nm) and nanoparticles (1-100 nm) due to its high specific surface area. Small-sized co…
View article: Predominance of wind-wave transport and resuspension of fine river sediments in a great lake: A Delft3D modelling study of lake Turkana, East African Rift
Predominance of wind-wave transport and resuspension of fine river sediments in a great lake: A Delft3D modelling study of lake Turkana, East African Rift Open
<p>Depositional models for clastic sedimentation in large lakes, notably in rift lakes, emphasize on downslope river and gravity-driven processes. Wind-driven waterbodies (WWB), a recently-defined category of lakes, display features …
View article: Evaluating optically stimulated luminescence rock surface exposure dating as a novel approach for reconstructing coastal boulder movement on decadal to centennial timescales
Evaluating optically stimulated luminescence rock surface exposure dating as a novel approach for reconstructing coastal boulder movement on decadal to centennial timescales Open
Wave-transported boulders represent important records of storm and tsunami impact over geological timescales. Their use for hazard assessment requires chronological information on their displacement that in many cases cannot be achieved by…
View article: Combining drone-derived digital elevation models and single grain luminescence data of modern analogue deposits to reveal sediment transport pathways and geomorphic change in washover fans
Combining drone-derived digital elevation models and single grain luminescence data of modern analogue deposits to reveal sediment transport pathways and geomorphic change in washover fans Open
<p>The chronostratigraphy of coastal sedimentary records such as washover fans or beach-ridge sequences may be used to reconstruct storm chronologies on centennial to millennial time scales. However, modern analogues are crucial for …
View article: Mid‐ to late Holocene environmental changes and human‐environment interactions in the surroundings of La Silla del Papa, SW Spain
Mid‐ to late Holocene environmental changes and human‐environment interactions in the surroundings of La Silla del Papa, SW Spain Open
In southern Iberia, the surroundings of the Strait of Gibraltar are known as a crossroad for population movements, cultural exchanges, and trade from Late Prehistory to modern times. However, questions remain about the impact of this histo…
View article: Revealing Sediment Transport Pathways and Geomorphic Change in Washover Fans by Combining Drone‐Derived Digital Elevation Models and Single Grain Luminescence Data
Revealing Sediment Transport Pathways and Geomorphic Change in Washover Fans by Combining Drone‐Derived Digital Elevation Models and Single Grain Luminescence Data Open
Chronostratigraphic investigations on coastal sedimentary records such as washover fans or beach‐ridge sequences may be used to reconstruct storm chronologies on centennial to millennial time scales. However, modern analogs are pivotal in …
View article: OSL rock surface exposure dating as a novel approach forreconstructing transport histories of coastal boulders overdecadal to centennial timescales
OSL rock surface exposure dating as a novel approach forreconstructing transport histories of coastal boulders overdecadal to centennial timescales Open
Wave-transported boulders represent important records of storm and tsunami impact over geological timescales. Their use for hazard assessment requires chronological information that in many cases cannot be achieved by established dating ap…
View article: Geomorphic processes and the stability of surfaces in the central Atacama Desert (Chile) &#8211; comparing Sentinel-1 InSAR coherence time series and field evidence
Geomorphic processes and the stability of surfaces in the central Atacama Desert (Chile) – comparing Sentinel-1 InSAR coherence time series and field evidence Open
<p>Recent analysis of spatio-temporal variations of Sentinel-1 InSAR coherences for the entire Atacama Desert have revealed that about 70% of the area show hardly any detectable surface change in an ENSO-affected time series between …
View article: OSL rock surface exposure dating as a novel approach for reconstructing transport histories of coastal boulders over decadal to centennial timescales
OSL rock surface exposure dating as a novel approach for reconstructing transport histories of coastal boulders over decadal to centennial timescales Open
<p>Wave transported boulders represent important records of storm and tsunami impact over geological timescales. Their use for hazard assessment requires chronological information that in many cases cannot be achieved by established …
View article: Activity and stability of zebra stripes in the central Atacama Desert based on geomorphological and geochronological evidence
Activity and stability of zebra stripes in the central Atacama Desert based on geomorphological and geochronological evidence Open
<p>The hyperarid parts of the Atacama Desert, N Chile, are among the driest places on Earth, and a number of studies have emphasized the remarkable slowness of Earth surface processes since the late Tertiary. Despite episodic overlan…
View article: Assessing Spatiotemporal Variations of Sentinel-1 InSAR Coherence at Different Time Scales over the Atacama Desert (Chile) between 2015 and 2018
Assessing Spatiotemporal Variations of Sentinel-1 InSAR Coherence at Different Time Scales over the Atacama Desert (Chile) between 2015 and 2018 Open
This study investigates synthetic aperture radar (SAR) time series of the Sentinel-1 mission acquired over the Atacama Desert, Chile, between March 2015 and December 2018. The contribution analyzes temporal and spatial variations of Sentin…