Research Explorer

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Researcher

Sofie Annys

Publications & Research Data

Awards & Distinctions

47 Results

2025

A systematic review of the hydrogeomorphological impacts of large dams in Africa

Sofie AnnysAmaury Frankl

A1 Journal Article in EARTH-SCIENCE REVIEWS

Assessing market food diversity of three food environments of Nairobi, Kenya, using spatial and descriptive analyses

Lucy Apiyo AdundoSofie Annys

A1 Journal Article in JOURNAL OF URBAN HEALTH-BULLETIN OF THE NEW YORK ACADEMY OF MEDICINE

Estimation of suspended sediment concentration using satellite remote sensing data in Lake Tana, Ethiopia

Afework Ashagrie SimegnGirma Worku AwokeSofie AnnysAmaury FranklGert Verstraeten

Land system resilience amidst the ravages of war : insights from Tigray (Northern Ethiopia)

Jan NyssenEmnet NegashHailemariam MeazaSofie AnnysMitiku HaileZbelo TesfamariamJean PoesenJozef DeckersJan MoeyersonsAmanuel Zenebe et al.

A1 Journal Article in ENVIRONMENT AND PLANNING E-NATURE AND SPACE

2024

A comprehensive evaluation of satellite-based and reanalysis soil moisture products over the upper Blue Nile Basin, Ethiopia

Addis A. AlaminieSofie AnnysJan NyssenMark R. JuryGiriraj AmarnathMuluneh A. MekonnenSeifu A. Tilahun

A2 Journal Article in SCIENCE OF REMOTE SENSING

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

Recent dynamics in sediment connectivity in the Ethiopian Highlands

Anik Juli Dwi AstutiStefaan DondeyneHanibal Lemma GebrekidanJan NyssenSofie AnnysAmaury Frankl

A1 Journal Article in REGIONAL ENVIRONMENTAL CHANGE

War-induced land degradation mapped using ground and remote sensing data : the case of Dogu’a Tembien and Enderta districts in Tigray (Ethiopia)

Tesfaalem-Ghebreyohannes AsfahaJan NyssenEmnet NegashHailemariam Meaza GebregergsZbelo Tesfamariam WelemaramSofie AnnysAmaury Frankl

2023

Armed conflict in Tigray sets back decades of ecosystem restoration efforts

Meley Mekonen RannestadEmnet NegashEmiru BerhaneSofie AnnysMewcha Amha GebremedhinAster GebrekirstosJan Nyssen

Assessing catchment connectivity dynamics in the Gumara and Rib catchments of the Ethiopian Highland

Anik Juli Dwi AstutiSofie AnnysHanibal LemmaJan NyssenStefaan DondeyneAmaury Frankl

Crop cultivation at wartime : plight and resilience of Tigray’s agrarian society (North Ethiopia)

Jan NyssenEmnet NegashBert Van SchaeybroeckKiara HaegemanSofie Annys

A1 Journal Article in DEFENCE AND PEACE ECONOMICS

Do large dams contribute to the green transition? A systematic review of their hydrogeomorphological impact in Africa.

Sofie AnnysAmaury Frankl

Ethiopia : how a lucky village in Tigray survived the devastating war

Jan NyssenBiadgilgn DemissieEmnet NegashHailemariam MeazaSofie AnnysTesfaalem GhebreyohannesZbelo Tesfamariam

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

Remote sensing reveals how armed conflict regressed woody vegetation cover and ecosystem restoration efforts in Tigray (Ethiopia)

Emnet NegashEmiru BirhaneAster GebrekirstosMewcha Amha GebremedhinSofie AnnysMeley Mekonen RannestadDaniel Hagos BerheAmare SisayTewodros AlemayehuTsegai Berhane et al.

A2 Journal Article in SCIENCE OF REMOTE SENSING

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

To what extent is hydrologic connectivity taken into account in catchment studies in the Lake Tana Basin, Ethiopia? A review

Anik Juli Dwi AstutiSofie AnnysMekete Dessie WosenieJan NyssenStefaan Dondeyne

A1 Journal Article in LAND

2021

Has hydrologic connectivity been taken into account in the Lake Tana Basin (Ethiopia) : a literature review on climate, hydrology and geomorphology

Anik Juli Dwi AstutiSofie AnnysJan NyssenStefaan Dondeyne

How Ethiopia’s conflict has affected farming in Tigray

Jan NyssenEmnet NegashSofie Annys

Mapping the Humanitarian Emergencies in Tigray

Sofie AnnysEmnet NegashLars De SlooverTim Vanden BemptJan Nyssen

Overseas scientific collaborations and their role for mirroring humanitarian catastrophes

Emnet NegashSofie AnnysBiadgilgn Demissie MullawJan Nyssen

Small-scale irrigation expansion along the dam-regulated Tekeze River in Northern Ethiopia

Sofie AnnysSteven Van PasselJoost DesseinTesfaalem GhebreyohannesEnyew AdgoJan Nyssen

A1 Journal Article in INTERNATIONAL JOURNAL OF WATER RESOURCES DEVELOPMENT

The impact of river regulation on downstream socio-hydrologic systems in Ethiopia

A2 Journal Article in AFRIKA FOCUS

Tigray : atlas of the humanitarian situation

Sofie AnnysT. VandenbremptEmnet NegashLars De SlooverJan Nyssen

2020

From fast-track implementation to livelihood deterioration : the dam-based Ribb Irrigation and Drainage Project in Northwest Ethiopia

Sofie AnnysSteven Van PasselJoost DesseinEnyew AdgoJan Nyssen

A1 Journal Article in AGRICULTURAL SYSTEMS

Impact of hydropower dam operation and management on downstream hydrogeomorphology in semi-arid environments (Tekeze, Northern Ethiopia)

Sofie AnnysTesfaalem GhebreyohannesJan Nyssen

A1 Journal Article in WATER

Impact of river regulation on downstream socio-hydrologic systems in Ethiopia

Sofie AnnysJan NyssenSteven Van PasselJoost Dessein

Pathways how irrigation water affects crop revenue of smallholder farmers in northwest Ethiopia : a mixed approach

Markose Chekol ZewdieSteven Van PasselMichele MorettiSofie AnnysDaregot Berihun TenessaZemen Ayalew AyeleEnyew Adgo TsegayeJan CoolsAmare Sewnet MinaleJan Nyssen

A1 Journal Article in AGRICULTURAL WATER MANAGEMENT

The Zeyi cave geosite in Northern Ethiopia

Jan NyssenMeheretu YonasSofie AnnysTesfaalem-Ghebreyohannes AsfahaWolbert SmidtKiros WelegerimaSeifu GebreselassieAndrea SembroniFrancesco DramisCamille Ek et al.

A1 Journal Article in GEOHERITAGE

2019

Expansion of small-scale irrigation along a dam-regulated river

Sofie AnnysTesfaalem-Ghebreyohannes AsfahaEnyew AdgoSteven Van PasselJoost DesseinJan Nyssen

Impact of the Beles hydropower project on downstream rural livelihoods (northwest Ethiopia)

Sofie AnnysEnyew AdgoTesfaalem GhebreyohannesSteven Van PasselJoost DesseinJan Nyssen

Impacts of the hydropower-controlled Tana-Beles interbasin water transfer on downstream rural livelihoods (northwest Ethiopia)

Sofie AnnysEnyew AdgoTesfaalem GhebreyohannesSteven Van PasselJoost DesseinJan Nyssen

A1 Journal Article in JOURNAL OF HYDROLOGY

Land cover and woody vegetation cover changes along the Raya escarpment

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

The Zeyi cave in north Ethiopia and potential for geotourism

Jan NyssenSofie AnnysMeheretu YonasTesfaalem-Ghebreyohannes AsfahaWolbert SmidtSeifu GebreselassieFrancesco DramisCamille EkDavid Causer

Water balance components of the potential agricultural grabens along the Rift Valley in northern Ethiopia

Hailemariam Meaza GebregergsAmaury FranklBiadgilgn DemissieJean PoesenAmanuel ZenebeGirmay GebresamuelTesfaalem Ghebreyohannes AsfahaSofie AnnysVeerle Van EetveldeMiro Jacob et al.

A1 Journal Article in JOURNAL OF HYDROLOGY-REGIONAL STUDIES

2018

Downsides for downstream living communities : the case of the Tana-Beles hydropower project

Sofie AnnysEnyew AdgoTesfaalem GhebreyohannesSteven Van PasselJoost DesseinJan Nyssen

Impacts of the hydropower-controlled Tana-Beles interbasin water transfer on downstream rural livelihoods (northwest Ethiopia)

Sofie AnnysEnyew AdgoTesfaalem-Ghebreyohannes AsfahaSteven Van PasselJoost DesseinJan Nyssen

Persistence and changes in the peripheral Beles basin of Ethiopia

Jan NyssenFikre FeteneMekete DessieGetachew AlemayehuAmare SewnetAlemayehu WassieMulugeta KibretKristine WalraevensBen DerudderBart Nicolai et al.

A1 Journal Article in REGIONAL ENVIRONMENTAL CHANGE

The Beles basin : part of Ethiopia’s core or periphery?

J NyssenF FeteneM DessieGetachew AlemayehuAmare SawnetAlemayehu WassieMulugeta KibretKristine WalraevensBart NicolaiSofie Annys et al.

The economic impact of Koga dam irrigation water on agriculture in northwest Ethiopia : evidence from a Structural Equation Model

Markose Chekol ZewdieSteven Van PasselJan CoolsJan NyssenEnyew AdgoAmare SewnetDaregot BerihunZemen AyalewSofie Annys

2017

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

2016

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

Sofie AnnysBiadgilgn Demissie MullawSil LanckrietAmanuel ZenebeJan Nyssen

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

Sofie AnnysBiadgilgn Demissie MullawSil LanckrietAmanuel ZenebeJan Nyssen

2015

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

Sofie AnnysBiadgilgn Demissie MullawA ZenebeJan Nyssen

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

Miro JacobSofie AnnysAmaury FranklMaaike De RidderHans BeeckmanEtefa Guyassa DinssaJan Nyssen

A1 Journal Article in JOURNAL OF VEGETATION SCIENCE