Research Explorer

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Researcher

Biadgilgn Demissie Mullaw

Publications & Research Data

Awards & Distinctions

80 Results

2024

Impact of the Tigray War on farming : plight and resilience

Jan NyssenTesfaalem-Ghebreyohannes AsfahaEmnet NegashHailemariam Meaza GebregergsZbelo Tesfamariam WelemaramAmaury FranklKiara HaegemanBert Van SchaeybroeckAlem ReddaFetien Abay et al.

Bookchapter in Tigray : war in a digital black hole

Letter to the editor : historical maps and violent extremism in Wolkait, Western Tigray, Ethiopia

Jan NyssenBiadgilgn Demissie Mullaw

A2 Journal Article in COGENT SOCIAL SCIENCES

2023

Administrative and ethno-linguistic boundaries of Western Tigray (Ethiopia) since 1683

Jan NyssenBiadgilgn Demissie Mullaw

A1 Journal Article in JOURNAL OF MAPS

Data set: historical and ethno-linguistic maps covering Western Tigray (1607-2014)

Jan NyssenBiadgilgn Demissie Mullaw

Extent of Lake Tana's papyrus swamps (1985-2020), North Ethiopia

Abrehet Kahsay MehariBiadgilgn Demissie MullawJan NyssenLudwig TriestPieter LemmensLuc De MeesterMulugeta KibretElie VerleyenEnyew AdgoIris Stiers

A1 Journal Article in WETLANDS

How did the community surrounding the Horn’s oldest monastery survive the Tigray War? Dabba Selama revisited

Jan NyssenHailemariam MeazaSofie AnnysEmnet NegashBiadgilgn Demissie MullawZbelo TesfamariamTesfaalem Ghebreyohannes

The status of small-scale farming during the Tigray War (Ethiopia) : evidence on the ground

Jan NyssenEmnet NegashZbelo Tesfamariam WelemaramBiadgilgn Demissie MullawAlem ReddaFetien AbayHailemariam Meaza GebregergsAmaury FranklBert Van SchaeybroeckSofie Annys et al.

2022

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

Tesfaalem-Ghebreyohannes AsfahaJan NyssenEmnet NegashHailemariam Meaza GebregergsZbelo Tesfamariam WelemaramAmaury FranklBiadgilgn Demissie MullawBert Van SchaeybroeckAlem ReddaSofie Annys et al.

A1 Journal Article in AGRONOMY FOR SUSTAINABLE DEVELOPMENT

Geospatial solutions for evaluating the impact of the Tigray conflict on farming

Biadgilgn Demissie MullawJan NyssenSofie AnnysEmnet NegashTesfakiros GebrehiwetFetien AbayEleonore Wolff

A1 Journal Article in ACTA GEOPHYSICA

Landscape changes in the semi-closed Raya agricultural graben floor of northern Ethiopia

Biadgilgn Demissie MullawAlemework AmsaluZbelo Tesfamariam WelemaramJan NyssenHailemariam Meaza GebregergsTesfaalem-Ghebreyohannes AsfahaAmanuel ZenebeCarlo GregorettiVeerle Van Eetvelde

A2 Journal Article in EARTH SYSTEMS AND ENVIRONMENT

Spatial and seasonal water level dynamics in dryland grabens along the Rift Valley of northern Ethiopia

Hailemariam Meaza GebregergsBiadgilgn Demissie MullawLaurens HermansBrhanu HaftuBirhanu BirukJean PoesenTesfaalem Gebreyohannes AsfahaAmanuel ZenebeJan Nyssen

A1 Journal Article in HYDROLOGICAL SCIENCES JOURNAL

2021

Italian aerial photographs of Ethiopia (1935-1941) : their recovery and digital archiving for scientific purposes

Amaury FranklJan NyssenGezahegne GebremeskelG. PetrieBiadgilgn Demissie MullawSteven De VrieseJeffrey Verbeurgt

Overseas scientific collaborations and their role for mirroring humanitarian catastrophes

Emnet NegashSofie AnnysBiadgilgn Demissie MullawJan Nyssen

2020

Aerial photographs of Ethiopia 1935-1941

Jan NyssenMartijn DebeverGezahegne GebremeskelBart De WitKiros Meles HadguSteven De VrieseJeffrey VerbeurgtSultan MohammedAmaury FranklTulu Besha et al.

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

Biadgilgn Demissie MullawVeerle Van EetveldeAmaury FranklPaolo BilliTesfaalem-Ghebreyohannes AsfahaMitiku HaileJan Nyssen

A1 Journal Article in LAND DEGRADATION & DEVELOPMENT

Flood-based farming as affected by hydrological deficit in the semiarid lowlands of Northern Ethiopia

Emnet NegashJan NyssenG. GebresamuelT. EmbayeA. NguvuluHailemariam Meaza GebregergsM. GebrehiwotBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaA. Zenebe

Impact of headwater hydrological deficit on the downstream flood-based farming system in Northern Ethiopia

Emnet NegashGirmay GebresamuelTesfa-Alem EmbayeAlick NguvuluHailemariam Meaza GebregergsMisgina GebrehiwotBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaJan NyssenAmanuel Zenebe

A1 Journal Article in IRRIGATION AND DRAINAGE

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

Hailemariam Meaza GebregergsBelete FentayeTesfaalem-Ghebreyohannes AsfahaJean PoesenAmaury FranklBiadgilgn Demissie MullawAmanuel ZenebeVeerle Van EetveldeZbelo TesfamariamJozef Deckers et al.

A1 Journal Article in NORSK GEOGRAFISK TIDSSKRIFT-NORWEGIAN JOURNAL OF GEOGRAPHY

2019

Agricultural investments and land use change in the Raya graben

Zbelo Tesfamariam WelemaramBirhanu Biruk

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

At the edge between Ethiopian plateau and Rift Valley

Jan NyssenHailemariam Meaza GebregergsZbelo Tesfamariam Welemaram

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Changing landscapes in the Aba’ala graben bottom

Zbelo Tesfamariam Welemaram

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Conflicts for water and grazing land in the Kalla graben

Zbelo Tesfamariam Welemaram

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Cropping systems in the Raya uplands

Amaury FranklMiro Jacob

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Dryland vulnerability and ephemeral streams response to global change : example from the Raya graben, northern Ethiopia

Paolo BilliBiadgilgn Demissie MullawJan Nyssen

Executive summary: Land, water, people and landscapes in north Ethiopia’s grabens

Biadgilgn Demissie MullawJan NyssenTesfaalem-Ghebreyohannes Asfaha

Editorial material

Global change impact on ephemeral streams sediment load in the Raya Graben, Northern Ethiopia

Paolo BilliBiadgilgn Demissie MullawJan NyssenAmaury FranklMitiku Haile

Kiilbati Ethiopiah Graben baaxoo lee ummata kee baaxoo Gon

Biadgilgn Demissie MullawJan NyssenTesfaalem-Ghebreyohannes Asfaha

Editorial material

Land cover in relation to stream dynamics in the Raya graben

Biadgilgn Demissie Mullaw

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Land, water, people and landscapes in north Ethiopia’s grabens

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

Biadgilgn Demissie MullawJan NyssenPaolo BilliMitiku HaileVeerle Van EetveldeAmaury Frankl

A1 Journal Article in PHYSICAL GEOGRAPHY

Landscape dynamics and major drivers in the Raya graben bottom

Biadgilgn Demissie MullawAlemework Amsalu

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

On top of the escarpment : the afro-alpine environment

Hanne HendrickxMiro Jacob

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

River sedimentation at bridges in the Raya graben

Biadgilgn Demissie Mullaw

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Rocky deposits on the foot of the escarpment

Hailemariam Meaza GebregergsBelete Fantaye

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Salinity conditions in the Raya graben

Hailemariam Meaza GebregergsLaurens Hermans

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Soil erosion around Lake Ashenge in historical times

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Successful land rehabilitation on the escarpment

Tesfaalem-Ghebreyohannes Asfaha

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Temporal meandering rivers in the Raya graben bottom

Biadgilgn Demissie Mullaw

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

The 'Graben' TEAM project

Jan NyssenVeerle Van EetveldeAmanuel ZenebeSeppe DeckersKelemework TafereJean Poesen

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

The fertiliser excess crisis in the Raya graben and beyond (2012-2016)

Jan NyssenBirhanu Biruk

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

The floods from the escarpment

Tesfaalem-Ghebreyohannes Asfaha

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

The water of the Aba’ala graben

Hailemariam Meaza Gebregergs

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

The waters of the Raya graben

Hailemariam Meaza Gebregergs

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

Unequal land access or equity : impacts on land degradation around Lake Ashenge

Jan NyssenAnthony Denaeyer

Bookchapter in Land, water, people and landscapes in north Ethiopia’s grabens

የሰሜን ኢትዮጵያ ገራበኖች (Grabens) መሬት፣ ውሃ፣ ህዝብና ገፀ-ምድር

Biadgilgn Demissie MullawJan NyssenTesfaalem-Ghebreyohannes Asfaha

Editorial material

ጽንቁቕ መጠቓለሊ፡ መሬት፣ ማይ፣ ህዝቢን ገጸ-ምድሪን ግራበናት (Grabens) ሰሜን ኢትዮጵያ

Biadgilgn Demissie MullawJan NyssenTesfaalem-Ghebreyohannes Asfaha

Editorial material

2018

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

Etefa Guyassa DinssaAmaury FranklSil LanckrietBiadgilgn Demissie MullawZenebe GebreyohannesZenebe AmanuelJean PoesenJan Nyssen

A1 Journal Article in JOURNAL OF GEOGRAPHICAL SCIENCES

Effect of geomorphic processes on the livelihoods of poor farmers along the marginal grabens of northern Ethiopia

Hailemariam Meaza GebregergsBelete FentayeJan NyssenBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes Asfaha

Geographical determinants of the fertiliser black market in North Ethiopia

Jan NyssenZbelo Tesfamariam WelemaramBirhanu BirukBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaHailemariam Meaza GebregergsJean PoesenVeerle Van EetveldeAmanuel ZenebeJozef Deckers et al.

Stream dynamics related land changes and implications to land management in a marginal graben along the Northern Ethiopian Rift Valley

Biadgilgn Demissie MullawAmaury FranklPaolo BilliMitiku HaileVeerle Van EetveldeJan Nyssen

2017

Excess river sedimentation at bridges in the Raya Graben (Northern Ethiopia)

Biadgilgn Demissie MullawPaolo BilliAmaury FranklMitiku HaileJan Nyssen

A1 Journal Article in LAND DEGRADATION & DEVELOPMENT

Hydrological behavior of the conﬁned Aba’ala graben along the western margin of the Danakil depression, Northern Ethiopia

Hailemariam MeazaAmaury FranklJean PoesenAmanuel ZenebeVeerle Van EetveldeBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaJan Nyssen

Land cover changes as impacted by spatio-temporal rainfall variability along the Ethiopian Rift Valley escarpment

Sofie AnnysBiadgilgn Demissie MullawAmanuel Zenebe AbrahaMiro JacobJan Nyssen

A1 Journal Article in REGIONAL ENVIRONMENTAL CHANGE

Water budget variability in Aba’ala marginal graben of Northern Ethiopia

Hailemariam Meaza GebregergsAmaury FranklJean PoesenAmanuel ZenebeVeerle Van EetveldeBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaSeppe DeckersDirk RaesJan Nyssen

2016

A land cover change study in the Highlands of Northern Ethiopia using a flight of aerial photographs dating back to the 1930s

Etefa Guyassa DinssaAmaury FranklAmanuel ZenebeSil LanckrietBiadgilgn Demissie MullawGebreyohanis ZenebeJean PoesenJan Nyssen

Eighty years of land use/cover change in a semi-arid area of Northern Ethiopia

Etefa Guyassa DinssaAmaury FranklAmanuel ZenebeSil LanckrietBiadgilgn Demissie MullawGebreyohanis ZenebeJean PoesenJan Nyssen

Ephemeral stream distributary systems and land changes in a marginal graben in northern Ethiopian

Biadgilgn Demissie MullawPaolo BilliAmaury FranklMitiku HaileJan Nyssen

Ephemeral stream dynamics, land cover changes and climate variability in the marginal grabens of the northern Ethiopian Rift Valley

Biadgilgn Demissie MullawJan NyssenAmaury FranklMitiku Haile

Impact of rainfall variability on land cover changes in the Ethiopian Rift Valley escarpments

Sofie AnnysBiadgilgn Demissie MullawSil LanckrietAmanuel ZenebeJan Nyssen

Land changes in the marginal graben bottoms of northern Ethiopian Rift Valley

Biadgilgn Demissie MullawP BilliAmaury FranklMitiku HaileJan Nyssen

Land cover changes as impacted by spatio-temporal rainfall variability along the Ethiopian Rift Valley escarpment

Sofie AnnysBiadgilgn Demissie MullawSil LanckrietAmanuel ZenebeJan Nyssen

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

Hailemariam Meaza GebregergsJean PoesenAmaury FranklJozef DeckersAmanuel ZenebeSil LanckrietVeerle Van EetveldeBiadgilgn Demissie MullawJan Nyssen

Pragmatic assessment of water resources and their dynamics along the western margin of Rift Valley in northern Ethiopia

Hailemariam Meaza GebregergsAmaury FranklJean PoesenAmanuel ZenebeVeerle Van EetveldeBiadgilgn Demissie MullawTesfaleem AsfahaJan Nyssen

River sedimentation and channel bed characteristics in northern Ethiopia

Biadgilgn Demissie MullawPaolo BilliAmaury FranklMitiku HaileSil LanckrietJan Nyssen

River sedimentation in the marginal grabens of the Ethiopian Rift Valley

Biadgilgn Demissie MullawPaolo BilliAmaury FranklMitiku HaileJan Nyssen

Thick bridge sedimentation in northern Ethiopian graben systems

Biadgilgn Demissie MullawP BilliAmaury FranklMitiku HaileJan Nyssen

Unlocking the role of soil and water resources for rural development in marginal grabens of northern Ethiopia

Hailemariam Meaza GebregergsJean PoesenAmaury FranklJozef DeckersA ZenebeSil LanckrietVeerle Van EetveldeBiadgilgn Demissie MullawJan Nyssen

Water balance in Aba’ala marginal graben along the western margin of Northern Ethiopia

Hailemariam Meaza GebregergsAmaury FranklJean PoesenAmanuel ZenebeVeerle Van EetveldeBiadgilgn Demissie MullawTesfaalem-Ghebreyohannes AsfahaJan Nyssen

2015

Biophysical controlling factors in upper catchments and braided rivers in drylands: the case of a marginal graben of the Ethiopian Rift Valley

Biadgilgn Demissie MullawAmaury FranklMitiku HaileJan Nyssen

A1 Journal Article in LAND DEGRADATION & DEVELOPMENT

Braided river dynamics in relation to floods in the Raya graben (northern Ethiopia)

Biadgilgn Demissie MullawAmaury FranklTesfaalem-Ghebreyohannes AsfahaMitiku HaileJan Nyssen

Effects of transnational land deals on peak discharge and sediment transport in the catchments around the Grand Ethiopian Renaissance Dam

Dereje Teklemariam GebremeskelJan NyssenHossein AzadiSil LanckrietTesfaalem-Ghebreyohannes AsfahaBiadgilgn Demissie MullawMitiku HaileFrank Witlox

Hydrogeomorphology in Ethiopia as impacted by human interventions

Jan NyssenTesfaalem-Ghebreyohannes AsfahaSil LanckrietM AbateBiadgilgn Demissie MullawEtefa Guyassa DinssaElise MonsieursHenok Kassa TegegneNelles ScholiersWouter Lannoeye et al.

Land cover changes as impacted by rainfall variability in the escarpments of the Ethiopian Rift Valley

Sofie AnnysBiadgilgn Demissie MullawA ZenebeJan Nyssen

Managing fragile homestead trees to improve livelihoods of land-poor farmers in the Northern Highlands of Ethiopia

Hailemariam Meaza GebregergsBiadgilgn Demissie Mullaw

A1 Journal Article in SINGAPORE JOURNAL OF TROPICAL GEOGRAPHY

Sediment supply to the semi-endorheic Raya Graben (Northern Ethiopia)

Biadgilgn Demissie MullawAmaury FranklMiro JacobTesfaalem-Ghebreyohannes AsfahaMitiku HaileJan Nyssen

2014

Extreme hydrologic behaviors and their impacts on river morphology in the semi-endorheic Raya Graben basin (North Ethiopia)

Biadgilgn Demissie MullawAmaury FranklJan Nyssen

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

Biadgilgn Demissie MullawAmaury FranklMitiku HaileJan Nyssen

2013

Flash floods in dryland braided rivers and the impacts on river bank reinforcement works and agricultural activities in Raya Graben (Ethiopia)

Biadgilgn Demissie MullawW AberaAmaury FranklM HaileJan Nyssen

Insight into the braided rivers, flood control measures and potential impacts on agricultural activities in Raya graben

Biadgilgn Demissie MullawWuletawu AberaAmaury FranklMitiku HaileJan Nyssen

Vegetation covers change and braiding rivers in the marginal grabens of the Ethiopian Rift Graben

Biadgilgn Demissie MullawAmaury FranklMitiku HaileJan Nyssen