A. Frankl

发表

Historical landscape photographs for calibration of Landsat land use/cover in the northern Ethiopian highlands

J. Poesen, J. Deckers, J. Nyssen, 2014 .

J. Poesen, J. Nyssen, A. Frankl, 2016 .

Desertification? Northern Ethiopia re-photographed after 140 years.

Jan Nyssen, Jean Poesen, Amaury Frankl, 2009, The Science of the total environment.

Tracing hotspots of soil erosion in high mountain environments: how forensic science based on plant eDNA can lead the way. An opinion

A. Frankl, A. Stokes, O. Evrard, 2022, Plant and Soil.

Assessing the spatiotemporal dynamics of vegetation cover as an indicator of desertification in Egypt using multi-temporal MODIS satellite images

R. Goossens, A. Frankl, N. Badreldin, 2014, Arabian Journal of Geosciences.

Digital Photographic Archives for Environmental and Historical Studies: An Example from Ethiopia

Robert Munro, J. Nyssen, M. Haile, 2010 .

Geomorphology of the Lake Tana basin, Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2013 .

Geomorphology of Lake Tana basin

J. Poesen, J. Nyssen, A. Frankl, 2015 .

Identifying erosion hotspots in Lake Tana Basin from a multisite Soil and Water Assessment Tool validation: Opportunity for land managers

J. Poesen, J. Nyssen, A. Frankl, 2019, Land Degradation & Development.

Linking long-term gully and river channel dynamics to environmental change using repeat photography (Northern Ethiopia)

Jan Nyssen, Jean Poesen, Amaury Frankl, 2011 .

Land use and cover dynamics in Africa since the nineteenth century: warped terrestrial photographs of North Ethiopia

Jan Nyssen, A. De Wulf, Amaury Frankl, 2013, Regional Environmental Change.

TWENTIETH CENTURY LAND RESILIENCE IN MONTENEGRO AND CONSEQUENT HYDROLOGICAL RESPONSE

J. Nyssen, A. Frankl, P. Billi, 2014 .

Inclusion of Modified Snow Melting and Flood Processes in the SWAT Model

Anming Bao, Philippe De Maeyer, Xianwei Feng, 2018, Water.

Land-use/cover changes in relation to stream dynamics in a marginal graben along the northern Ethiopian Rift Valley

Jan Nyssen, Biadgilgn Demissie, Amaury Frankl, 2019 .

Changes in land use/cover mapped over 80 years in the Highlands of Northern Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2018, Journal of Geographical Sciences.

Manual mapping of drumlins in synthetic landscapes to assess operator effectiveness

Michael John Smith, C. Clark, J. Hillier, 2015 .

Identifying climate change impacts on water resources in Xinjiang, China.

Anming Bao, Wei Xing, Philippe De Maeyer, 2019, The Science of the total environment.

Quaternary glacial and periglacial processes in the Ethiopian Highlands in relation to the current afro-alpine vegetation

J. Nyssen, A. Frankl, H. Hendrickx, 2015 .

Treeline dynamics and forest cover change in afro-alpine Ethiopia, as affected by climate change and anthropo-zoogenic impacts

J. Nyssen, A. Frankl, H. Beeckman, 2015 .

Treeline dynamics in the tropical African highlands-1 identifying drivers and dynamics 2 3

J. Nyssen, A. Frankl, H. Beeckman, 2015 .

Detailed recording of gully morphology in 3 D through image-based modelling 1 2

J. Poesen, J. Nyssen, A. Frankl, 2015 .

Recovery of the aerial photographs of Ethiopia in the 1930s

J. Nyssen, M. Haile, A. Frankl, 2016 .

Characterisation of recently retrieved aerial photographs of Ethiopia (1935-1941) and their fusion with current remotely sensed imagery for retrospective geomorphological analysis

P. Maeyer, J. Nyssen, M. Haile, 2013 .

Forest cover loss and recovery in an East African remnant forest area: Understanding its context and drivers for conservation and sustainable ecosystem service provision

B. Muys, J. Poesen, J. Nyssen, 2018, Applied Geography.

Determinants of peak discharge in steep mountain catchments – Case of the Rift Valley escarpment of Northern Ethiopia

J. Nyssen, M. Haile, A. Frankl, 2015 .

Spatial distribution and livelihood effects of debris cones at the western Afar Rift Valley margin, northern Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2020 .

Regreening of The Northern Ethiopian Mountains: Effects on Flooding and on Water Balance

J. Nyssen, M. Haile, A. Frankl, 2018, Afrika Focus.

Sediment flux dynamics as fingerprints of catchment rehabilitation : the case of western Rift Valley escarpment of northern Ethiopia

J. Nyssen, M. Haile, A. Frankl, 2015 .

Transferring Google Earth observations to GIS-software: example from gully erosion study

Jan Nyssen, Jean Poesen, Amaury Frankl, 2013, Int. J. Digit. Earth.

Can woody vegetation in valley bottoms protect from gully erosion? Insights using remote sensing data (1938–2016) from subhumid NW Ethiopia

P. Scull, J. Nyssen, A. Frankl, 2019, Regional Environmental Change.

Treeline dynamics in Afro-Alpine Ethiopia as affected by climate change and anthropo-zoogenic impacts

J. Nyssen, M. Haile, A. Frankl, 2011 .

Effects of region-wide soil and water conservation in semi-arid areas: the case of northern Ethiopia

Jan Nyssen, Jean Poesen, Gerard Govers, 2008 .

Repeat photography for studies on environmental changes and geomorphological processes in northern Ethiopia

Robert Munro, J. Poesen, J. Nyssen, 2011 .

Land Management in the Northern Ethiopian Highlands: Local and Global Perspectives; Past, Present and Future

Jan Nyssen, Jean Poesen, Amaury Frankl, 2015 .

Land degradation trends in upper catchments and morphological developments of braided rivers in drylands : the case of a marginal graben of the Ethiopian Rift Valley

J. Nyssen, M. Haile, A. Frankl, 2014 .

Revisiting lake sediment budgets: How the calculation of lake lifetime is strongly data and method dependent

J. Poesen, J. Deckers, J. Nyssen, 2018 .

The impact of land use on soil erosion in the river basin Boljanska Rijeka in Montenegro

Tom Lenaerts, Jan Nyssen, Amaury Frankl, 2013 .

Soil erosion in the Zim Potok watershed, Polimlje river basin, Montenegro.

J. Nyssen, A. Frankl, P. Billi, 2014 .

Bedload transport measurements in the Gilgel Abay River, Lake Tana Basin, Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2019, Journal of Hydrology.

Persistence and changes in the peripheral Beles basin of Ethiopia

S. Van Passel, B. Derudder, B. Nicolai, 2018, Regional Environmental Change.

Global Change Impact on Ephemeral Streams Sediment Load in the Raya Graben, Northern Ethiopia

J. Nyssen, M. Haile, A. Frankl, 2019, Springer Proceedings in Earth and Environmental Sciences.

The Resilience of Ethiopian Church Forests: Interpreting Aerial Photographs, 1938–2015

P. Scull, J. Nyssen, A. Frankl, 2017 .

Land cover dynamics in the Simien Mountains (Ethiopia), half a century after establishment of the National Park

J. Nyssen, A. Frankl, S. Lanckriet, 2017, Regional Environmental Change.

Spatio‐temporal sedimentation patterns in beaver ponds along the Chevral river, Ardennes, Belgium

J. Nyssen, A. Frankl, P. Billi, 2014 .

Dynamics of ephemeral streams at the foot of degraded catchments in northern Ethiopia

J. Nyssen, M. Haile, A. Frankl, 2019, Land Degradation & Development.

Event‐based run‐off and sediment yield dynamics and controls in the subhumid headwaters of the Blue Nile, Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2021, Land Degradation & Development.

Historical Maps, Terrestrial and Aerial Photographs

Robert Munro, J. Nyssen, M. Haile, 2019, Geo-trekking in Ethiopia’s Tropical Mountains.

Environmental Conservation for Food Production and Sustainable Livelihood in Tropical Africa

Jan Nyssen, Jean Poesen, Amaury Frankl, 2015 .

Timing, volume and precursory indicators of rock‐ and cliff fall on a permafrost mountain ridge (Mattertal, Switzerland)

J. Nyssen, A. Frankl, A. Helmstetter, 2022, Earth Surface Processes and Landforms.

Multi–Model Ensemble Approaches to Assessment of Effects of Local Climate Change on Water Resources of the Hotan River Basin in Xinjiang, China

A. Kurban, P. Maeyer, A. Frankl, 2017 .

Proportional coefficient method applied to TRMM rainfall data: case study of hydrological simulations of the Hotan River Basin (China)

P. Maeyer, A. Frankl, Tie Liu, 2017 .

Geomorphic responses to permafrost thawing under rapid climate change : the case of the Russian Altai mountains

J. Nyssen, J. Bourgeois, R. Goossens, 2015 .

Improving the design and implementation of sediment fingerprinting studies: summary and outcomes of the TRACING 2021 Scientific School

A. Frankl, C. Pignol, O. Evrard, 2022, Journal of Soils and Sediments.

Classifying land cover from an object-oriented approach : applied to LANDSAT 8 at the regional scale of the Lake Tana Basin (Ethiopia)

J. Nyssen, A. Frankl, E. Adgo, 2017 .

Kinematics and geomorphological changes of a destabilising rock glacier captured from close-range sensing techniques (Tsarmine rock glacier, Western Swiss Alps)

A. Frankl, S. Vivero, C. Lambiel, 2022, Frontiers in Earth Science.

Talus slope geomorphology investigated at multiple time scales from high‐resolution topographic surveys and historical aerial photographs (Sanetsch Pass, Switzerland)

J. Nyssen, A. Frankl, R. Delaloye, 2020, Earth Surface Processes and Landforms.

Challenges and resilience of an indigenous farming system during wartime (Tigray, North Ethiopia)

J. Nyssen, A. Frankl, Sofie Annys, 2022, Agronomy for Sustainable Development.

Spatial and temporal patterns of water salinity in the marginal grabens of Ethiopia's Danakil Depression

J. Poesen, J. Deckers, J. Nyssen, 2019, Land Degradation & Development.

Gully cut‐and‐fill cycles as related to agro‐management: a historical curve number simulation in the Tigray Highlands

J. Nyssen, A. Frankl, S. Lanckriet, 2015 .

Land degradation in the Ethiopian highlands

Robert Munro, J. Poesen, J. Deckers, 2015 .

Transition from Forest‐based to Cereal‐based Agricultural Systems: A Review of the Drivers of Land use Change and Degradation in Southwest Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2017 .

Woody Vegetation Composition and Structure of Church Forests in Southeast of Lake Tana, Northwest Ethiopia

B. Muys, J. Nyssen, A. Frankl, 2022, State of the Art in Ethiopian Church Forests and Restoration Options.

Biodiversity conservation in the sacred groves of north-west Ethiopia: diversity and community structure of woody species

B. Muys, J. Nyssen, A. Frankl, 2020, Global Ecology and Conservation.

Environmental conditions and human drivers for changes to north Ethiopian mountain landscapes over 145 years.

J. Poesen, J. Deckers, J. Nyssen, 2014, The Science of the total environment.

Factors controlling the morphology and volume (V)–length (L) relations of permanent gullies in the northern Ethiopian Highlands

J. Poesen, J. Deckers, J. Nyssen, 2013 .

The use of SfM-photogrammetry to quantify and understand gully degradation at the temporal scale of rainfall events: an example from the Ethiopian drylands

J. Nyssen, A. Frankl, C. Stal, 2016 .

Land Use and Cover Dynamics Since 1964 in the Afro‐Alpine Vegetation Belt: Lib Amba Mountain in North Ethiopia

J. Nyssen, A. Frankl, H. Beeckman, 2016 .

Benefit Segmentation of Tourists to Geosites and Its Implications for Sustainable Development of Geotourism in the Southern Lake Tana Region, Ethiopia

S. Van Passel, J. Poesen, Jan van der Borg, 2022, Sustainability.

The regional geomorphology of Montenegro mapped using Land Surface Parameters

T. Lenaerts, J. Nyssen, A. Frankl, 2016 .

Spatiotemporal characteristics of future changes in precipitation and temperature in Central Asia

A. Bao, A. Frankl, Tie Liu, 2018, International Journal of Climatology.

Gully prevention and control: Techniques, failures and effectiveness

J. Poesen, J. Nyssen, A. Frankl, 2020, Earth Surface Processes and Landforms.

Integrated Solutions for Combating Gully Erosion in Areas Prone to Soil Piping: Innovations from the Drylands of Northern Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2016 .

Gully development in the Tigray highlands

J. Poesen, J. Nyssen, A. Frankl, 2015 .

Quantifying long-term changes in gully networks and volumes in dryland environments: The case of Northern Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2013 .

Gully development and its spatio-temporal variability since the late 19th century in the northern Ethiopian Highlands

A. Frankl, 2012 .

Factors controlling floodplain sediment storage in two tropical upland river catchments in the Lake Tana basin, Ethiopia

G. Verstraeten, A. Frankl, E. Adgo, 2022, CATENA.

Understanding spatial patterns of soils for sustainable agriculture in northern Ethiopia’s tropical mountains

J. Poesen, K. Gebrehiwot, J. Deckers, 2019, PloS one.

Impact of deforestation on soil fertility, soil carbon and nitrogen stocks : the case of the Gacheb catchment in the White Nile Basin, Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2017 .

Agro-ecological implications of forest and agroforestry systems conversion to cereal-based farming systems in the White Nile Basin, Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2018 .

Defining spatiotemporal characteristics of climate change trends from downscaled GCMs ensembles: how climate change reacts in Xinjiang, China

A. Kurban, A. Bao, A. Frankl, 2018 .

The Late-Holocene geomorphic history of the Ethiopian Highlands: Supportive evidence from May Tsimble

J. Nyssen, A. Frankl, S. Lanckriet, 2015 .

Use of Digital Elevation Models to understand and map glacial landforms - the case of the Canigou Massif (Eastern Pyrenees, France).

J. Nyssen, A. Frankl, M. Calvet, 2010 .

Consolidated sediment budget of Lake Tana, Ethiopia (2012–2016)

J. Poesen, J. Nyssen, A. Frankl, 2020 .

Retracted: Revisiting lake sediment budgets: how the calculation of lake lifetime is strongly data and method dependent

J. Poesen, J. Deckers, J. Nyssen, 2017 .

Nonlinear vegetation cover changes in the North Ethiopian Highlands: Evidence from the Lake Ashenge closed basin.

J. Nyssen, A. Frankl, S. Lanckriet, 2015, The Science of the total environment.

Geographical determinants of inorganic fertiliser sales and of resale prices in north Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2017 .

The effect of rainfall on spatio‐temporal variability in cropping systems and duration of crop cover in the Northern Ethiopian Highlands

J. Poesen, J. Nyssen, M. Haile, 2013 .

Tree line dynamics in the tropical African highlands – identifying drivers and dynamics

J. Nyssen, A. Frankl, H. Beeckman, 2015 .

Late Quaternary changes in climate and land cover in the Northern Horn of Africa and adjacent areas

J. Nyssen, A. Frankl, S. Lanckriet, 2017 .

Assessment of soil erosion at the Brzava small watershed of Montenegro using the IntErO model

J. Nyssen, A. Frankl, M. Čurović, 2015 .

Effects of check dams on runoff characteristics along gully reaches, the case of Northern Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2017 .

Regional geomorphological mapping of Montenegro: landform genesis and present processes

T. Lenaerts, J. Nyssen, A. Frankl, 2013 .

The success of recent land management efforts to reduce soil erosion in northern France

J. Nyssen, A. Frankl, V. Pretre, 2018 .

Geomorphology of the Durmitor Mountains and surrounding plateau Jezerska Površ (Montenegro)

J. Nyssen, A. Frankl, Dragan Borota, 2014 .

Gully head retreat rates in the semi-arid highlands of Northern Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2012 .

The geomorphological map of Lake Tana basin (Ethiopia)

J. Poesen, J. Deckers, J. Nyssen, 2013 .

Curve number calibration for measuring impacts of land management in sub-humid Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2021, Journal of Hydrology: Regional Studies.

Environmental conditions and human drivers for changes to north Ethiopian mountain landscapes over 145years

J. Poesen, J. Deckers, J. Nyssen, 2014 .

Natural resource opportunities and challenges for rural development in marginal grabens – The state of the art with implications for the Rift Valley system in Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2017 .

From runoff contributor to runoff absorber: Spate irrigation on exclosures in Tigray's semi‐arid environment (Ethiopia)

J. Poesen, J. Nyssen, A. Frankl, 2022, Ecohydrology.

P. Termonia, J. Nyssen, A. Frankl, 2015 .

Boulder-Faced Log Dams as an Alternative for Gabion Check Dams in First-Order Ephemeral Streams with Coarse Bed Load in Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2017 .

Spatial variability of Saharan dust deposition revealed through a citizen science campaign

B. Josse, A. Frankl, I. Gouttevin, 2023, Earth System Science Data.

Biophysical Controlling Factors in Upper Catchments and Braided Rivers in Drylands: The Case of a Marginal Graben of the Ethiopian Rift Valley

J. Nyssen, M. Haile, A. Frankl, 2015 .

North Ethiopian Afro‐Alpine Tree Line Dynamics and Forest‐Cover Change Since the Early 20th Century

J. Nyssen, A. Frankl, H. Beeckman, 2015 .

Dynamics of gully and river channel erosion in Northern Ethiopia: Diachronic analysis of terrestrial photographs

J. Poesen, J. Deckers, J. Nyssen, 2010 .

Event‐based run‐off and sediment yield dynamics and controls in the subhumid headwaters of the Blue Nile, Ethiopia

J. Poesen, J. Nyssen, A. Frankl, 2021, Land Degradation & Development.

Comparing Bias Correction Methods Used in Downscaling Precipitation and Temperature from Regional Climate Models: A Case Study from the Kaidu River Basin in Western China

A. Bao, A. Frankl, Tie Liu, 2018, Water.

Excess River Sedimentation at Bridges in the Raya Graben (Northern Ethiopia)

J. Nyssen, M. Haile, A. Frankl, 2017 .

Sediment in Alluvial and Lacustrine Debris Fans as an Indicator for Land Degradation Around Lake Ashenge (Ethiopia)

J. Nyssen, A. Frankl, S. Lanckriet, 2016 .

Modelling spatial relationships between land cover change and its drivers in the Afro‐alpine belt of Mount Guna (Ethiopia)

J. Nyssen, A. Frankl, E. Adgo, 2021, Land Degradation & Development.

Sediment yield at southwest Ethiopia's forest frontier

J. Poesen, J. Nyssen, A. Frankl, 2019, Land Degradation & Development.

The reproducibility of SfM algorithms to produce detailed Digital Surface Models: the example of PhotoScan applied to a high-alpine rock glacier

Philippe De Maeyer, Bart De Wit, Christophe Lambiel, 2018, Remote Sensing Letters.

Geo-trekking in Ethiopia’s Tropical Mountains: The Dogu’a Tembien District

J. Nyssen, A. Frankl, M. Jacob, 2019, GeoGuide.

Hydrological Context of Water Scarcity and Storage on the Mountain Ridges in Dogu’a Tembien

J. Poesen, J. Nyssen, A. Frankl, 2019, Geo-trekking in Ethiopia’s Tropical Mountains.

Online digital archive of aerial photographs (1935–1941) of Ethiopia

J. Nyssen, A. Frankl, K. Hadgu, 2021, Geoscience Data Journal.

Water balance variability in the confined Aba’ala limestone graben at the western margin of the Danakil depression, northern Ethiopia

D. Raes, J. Poesen, J. Deckers, 2018 .

DEGRADATION & DEVELOPMENT

N. Pricope, P. Tarolli, Gregory Duveiller, 2021 .

Gully and soil and water conservation structure densities in semi‐arid northern Ethiopia over the last 80 years

J. Poesen, J. Nyssen, A. Frankl, 2018 .

Opportunities of natural resources for rural development in marginal grabens of northern Ethiopia

J. Poesen, J. Deckers, J. Nyssen, 2016 .

Detailed recording of gully morphology in 3D through image-based modelling

Alain De Wulf, Cornelis Stal, Dirk Rieke-Zapp, 2015 .

Monitoring of carbon-water fluxes at Eurasian meteorological stations using random forest and remote sensing.

Friday Uchenna Ochege, E. Tuittila, J. Neirynck, 2023, Scientific data.

Glacial and periglacial geomorphology and its paleoclimatological significance in three North Ethiopian Mountains, including a detailed geomorphological map

J. Nyssen, A. Frankl, H. Hendrickx, 2015 .

Catchment Rehabilitation and Hydro‐geomorphic Characteristics of Mountain Streams in the Western Rift Valley Escarpment of Northern Ethiopia

J. Nyssen, M. Haile, A. Frankl, 2013 .

Trends in gully erosion as evidenced from repeat photography (North Ethiopia)

J. Poesen, J. Nyssen, M. Haile, 2010 .

Tree-based ecosystem services supply and multifunctionality of church forests and their agricultural matrix near lake tana, Ethiopia

J. Nyssen, A. Frankl, E. Adgo, 2023, Forest Ecosystems.

Simulation of site‐scale water fluxes in desert and natural oasis ecosystems of the arid region in Northwest China

G. Luo, A. Frankl, P. de Maeyer, 2021, Hydrological Processes.

Ecological restoration trajectory of the Taitema Lake wetland in arid northwest China: A 36-year wetland health assessment using Landsat time series data

A. Frankl, T. van de Voorde, Philippe De Maeyer, 2024, Ecological Indicators.