Vancutsem C, Marinho E, Kayitakire F, See L, Fritz S (2013)

Harmonizing and combining existing land cover/land use datasets for cropland area monitoring at the African continental scale

Remote Sensing, 5(1):19-41 (Available online 24 December 2012) More

Fritz S, See L, van der Velde M, Nalelpa RA, Perger C, Schill C, McCallum I, Schepaschenko D, Kraxner F, Vakolyuk M, Albrecht F, Shaw B, Obersteiner M et al. (2013)

Downgrading recent estimates of land available for biofuel production

Environmental Science & Technology, 47(3):1688-1694 (5 February 2013) (Published online 24 December 2012) More

Comber A, See L, Fritz S, van der Velde M, Perger C, Foody G (2013)

Using control data to determine the reliability of volunteered geographic information about land cover

International Journal of Applied Earth Observation and Geoinformation, 23:37-48 (August 2013) More

Mosnier A, Havlik P, Obersteiner M, Aoki K, Schmid E, Fritz S, McCallum I, Leduc S (2012)

Modeling impact of development trajectories and a global agreement on reducing emissions from deforestation on Congo Basin forests by 2030

Environmental and Resource Economics, Article in press (Published online 20 December 2012) More

Schepaschenko D, Fritz S, McCallum I, Shvidenko A, Perger C, Schill C, See L, Kraxner F, Obersteiner M (2012)

A platform to visualize, analyze and improve biomass datasets: http://biomass.geo-wiki.org

Folia Forestalia Polonica, Series A - Forestry, 54(2):137-139 More

Heumesser C, Fritz S, Obersteiner M, Pearlman J, Singh Khalsa SJ (2012)

Benefits and challenges of voluntary contribution to GEOSS

Space Policy, 28(4):244-252 (November 2012) (Published online 15 October 2012) More

Seebach L, McCallum I, Fritz S, Kindermann G, Leduc S, Bottcher H, Fuss S (2012)

Choice of forest map has implications for policy analysis: A case study on the EU biofuel target

Environmental Science & Policy, 22:13-24 (October 2012) More

Nicholson E, Collen B, Barausse A, Blanchard JL, Costelloe BT, Sullivan KME, Underwood FM, Burn RW, Fritz S, Jones JPG, McRae L, Possingham HP, Milner-Gulland EJ (2012)

Making robust policy decisions using global biodiversity indicators

PLoS ONE, 7(7):e41128 (18 July 2012) More

van der Velde M, See L, Fritz S, Verheijen FGA, Khabarov N, Obersteiner M (2012)

Generating crop calendars with Web search data

Environmental Research Letters, 7(2):024022 (April-June 2012) More

Strassburg BNB, Rodrigues ASL, Gusti M, Balmford A, Fritz S, Obersteiner M, Turner RK, Brooks TM (2012)

Impacts of incentives to reduce emissions from deforestation on global species extinctions

Nature Climate Change, 2(5):350-355 (May 2012) (Published online 5 February 2012) More

Fritz S, McCallum I, Schill C, Perger C, See L, Schepaschenko D, van der Velde M, Kraxner F, Obersteiner M (2012)

Geo-Wiki: An online platform for improving global land cover

Environmental Modelling & Software, 31:110-123 (May 2012) (Published online 28 December 2011) More

Fritz S, Fuss S, Havlik P, Szolgayova J, McCallum I, Obersteiner M, See L (2012)

The value of determining global land cover for assessing climate change mitigation options

In The Value of Information: Methodological Frontiers and New Applications in Environment and Health, R Laxminarayan, MK Macauley (eds)
Springer, Dordrecht, Netherlands pp.193-230 More

Obersteiner M, Rydzak F, Fritz S, McCallum I (2012)

Valuing the potential impacts of GEOSS: A systems dynamics approach

In The Value of Information: Methodological Frontiers and New Applications in Environment and Health, R Laxminarayan, MK Macauley (eds)
Springer, Dordrecht, Netherlands pp.67-90 More

Hojas Gascon L, Eva HD, Gobron N, Simonetti D, Fritz S (2012)

The application of medium-resolution MERIS satellite data for continental land-cover mapping over South America: Results and caveats

In Remote Sensing of Land Use and Land Cover: Principles and Applications, CP Giri (ed.)
CRC Press, London, UK pp.325-337 More

Schill C, Diaz L, Perger C, Fritz S, McCallum I, Nativi S, McInerney D, See L, Craglia M (2012)

Web 2 Tools to Improve Global Land Cover: Linking the EuroGEOSS Broker and Geo-Wiki

Poster presentation, EuroGEOSS Conference, 23-27 January 2012, Madrid, Spain More

van der Velde M, See L, You L, Fritz S, Khabarov N, Obersteiner M (2012)

Overcoming Soil Productivity Constraints as Evidenced by Historic FAO Crop Trials to Improve Food Security in Africa, Latin America and SE Asia

Poster presentation, Planet under Pressure, 26-29 March 2012, London, UK More

See L, Fritz S, Thornton P, You L, Becker-Reshef I, Justice C, Leo O, Herrero M (2012)

Building a consolidated community global cropland map

Earthzine, posted on 24 January 2012 in Agriculture, Articles, Earth Observation More

Fritz S, Purgathofer P, Kayali F, Fellner M, Sturn T, Treibnig G, Krause S, Schindler F, Kollegger M, Perger C, Duerauer M, Haberl W, See L, McCallum I (2012)

Social gaming to collect vast amounts of data for satellite validation

Geophysical Research Abstracts, 14:EGU2012-13173 More

van der Velde M, See L, Fritz S (2012)

Conservation: Citizens add to satellite forest maps

Nature, 490(7420):342 (18 October 2012) (Published online 17 October 2012) More

Schepaschenko D, See L, Fritz S, McCallum I, Schill C, Perger C, Baccini A, Gallaun H, Kindermann G, Kraxner F, Saatchi S, Obersteiner M, Santoro M, Schmullius C, Shvidenko A, Schepaschenko M (2012)

Observing forest biomass globally

Earthzine, posted on 9 June 2012 in Articles, Earth Observation, Forest Resources Information More

van der Velde M, See L, Fritz S (2012)

Agriculture: Soil remedies for small-scale farming

Nature, 484(7394):318 (19 April 2012) (Published online 18 April 2012) More

Perger C, Fritz S, See L, Schill C, van der Velde M, McCallum I, Obersteiner M (2012)

A campaign to collect volunteered geographic information and land cover and human impact

GI_Forum 2012: Geovizualisation, Society and Learning, T Jekel, A Car, J Strobl, G Griesebner (eds)
(Wichmann, Berlin/Offenbach, Germany) 3-6 July 2012, Salzburg, Austria pp.83-91 More

Fritz S, See L, McCallum I, Schill C, Obersteiner M, van der Velde M, Bottcher H, Havlik P, Achard F (2011)

Highlighting continued uncertainty in global land cover maps for the user community

Environmental Research Letters, 6(4):044005 (October-December 2011) (Published online 21 October 2011) More

Schepaschenko D, McCallum I, Shvidenko A, Fritz S, Obersteiner M (2011)

A new hybrid land cover dataset for Russia: A methodology for integrating statistics, remote sensing and in situ information

Land Use Science, 6(4):245-259 (December 2011) (Published online 22 December 2010) More

Havlik P, Schneider UA, Schmid E, Bottcher H, Fritz S, Skalsky R, Aoki K, De Cara S, Kindermann G, Kraxner F, Leduc S, McCallum I, Mosnier A, Sauer T, Obersteiner M (2011)

Global land-use implications of first and second generation biofuel targets

Energy Policy, 39(10):5690-5702 (October 2011) (Published online 7 April 2010) More

Fritz S, You L, Bun A, See L, McCallum I, Schill C, Perger C, Liu J, Hansen M, Obersteiner M (2011)

Cropland for sub-Saharan Africa: A synergistic approach using five land cover data sets

Geophysical Research Letters, 38:L04404 (23 February 2011) More

Schneider UA, Havlik P, Schmid E, Valin H, Mosnier A, Obersteiner M, Bottcher H, Skalsky R, Balkovic J, Sauer T, Fritz S (2011)

Impacts of population growth, economic development, and technical change on global food production and consumption

Agricultural Systems, 104920:204-215 (February 2011) (Published online 24 December 2010) More

Fritz S, See L, McCallum I, Schill C, Perger C, Obersteiner M (2011)

Building a crowd-sourcing tool for the validation of urban extent and gridded population

In Computational Science and Its Applications - ICCSA 2011, B Murgante, O Gervasi, A Iglesias, et al. (eds)
Springer, Heidelberg, Germany pp.39-50 More

Carver S, Fritz S (2011)

Modelling remoteness in mountain areas - Case study

In An Introduction to Geographical Information Systems, I Heywood, S Cornelius, S Carver
4th Edition, Pearson Education, London, UK More

Robinson TP, Thornton PK, Franceschini G, Kruska RL, Chiozza F, Notenbaert A, Cecchi G, Herrero M, Epprecht M, Fritz S, You L, Conchedda G, See L (2011)

Global Livestock Production Systems

FAO and ILRI, Rome, Italy (2011) More

Fritz S, Shchepashchenko D, McCallum I, Perger C, Schill C, Baccini A, Gallaun H, Kindermann G, Obersteiner M, Santoro M, Schmullius C, Shvidenko A (2011)

Observing terrestrial biomass globally: http://biomass.geo-wiki.org

ePoster B51C-0404, AGU Fall Meeting 2011 (December 2011) More

Fritz S, See L (2011)

Mapping out a more secure food future

Options, IIASA, Laxenburg, Austria (Winter 2011/2012) More

Fritz S (2011)

Geo-Wiki

Options, IIASA, Laxenburg, Austria (Summer 2011) More

Schepaschenko D, Fritz S, McCallum I, Perger C, Schill C, Shvidenko A, Kraxner F, Obersteiner M (2011)

A platform to visualize, analyze and improve Biomass datasets: http://biomass.geo-wiki.org

CarboForest Conference,
21-23 September 2011, Forest Research Institute, Sekocin Stary, Poland More

Fritz S, See L, Rembold F (2010)

Comparison of global and regional land cover maps with statistical information for the agricultural domain in Africa

International Journal of Remote Sensing, 31(9):2237-2256 (March 2010) More

Comber A, Carver S, Fritz S, McMorran R, Washtell J, Fisher P (2010)

Different methods, different wilds: Evaluating alternative mappings of wildness using fuzzy MCE and Dempster-Shafer MCE

Computers, Environment and Urban Systems, 34(2):142-152 (March 2010) (Published online 02 December 2009) More

McCallum I, Wagner W, Schmullius C, Shvidenko A, Obersteiner M, Fritz S, Nilsson S (2010)

Comparison of four global FAPAR datasets over Northern Eurasia for the year 2000

Remote Sensing of Environment, 114(5):941-949 (17 May 2010) (Published online 25 January 2010) More

Obersteiner M, Rametsteiner E, Kraxner F, McCallum I, Aoki K, Bottcher H, Fritz S, Gusti M, Havlik P, Kindermann G, Reyers B (2010)

Towards a sound REDD

In Deforestation and Climate Change: Reducing Carbon Emissions from Deforestation and Forest Degradation, V. Bosetti, R. Lubowski (eds)
Edward Elgar, Cheltenham, UK pp.121-136 More

Fritz S, McCallum I, Williams M, Kraxner F, Obersteiner M (2010)

Global Earth Observation System of Systems (GEOSS)

In Encyclopedia of Remote Sensing, E. Njoku (ed.)
Springer-Verlag, New York, USA (Forthcoming) More

Shvidenko A, Fritz S, McCallum I, Shchepashchenko D (2010)

Harnessing the power of satellites

Options, IIASA, Laxenburg, Austria (Summer 2010) More

McCallum I, Fritz S, Khabarov N, Fuss S, Szolgayova J, Rydzak F, Havlik P, Kraxner F, Obersteiner M, Aoki K et al. (2010)

Identifying and quantifying the benefits Of GEOSS

Earthzine, posted on 12 July 2010 in Articles, Earth Observation, Economy, GEOSS/ICEO News More

McCallum I, Fritz S, Schill C, Perger C, Achard F, Grillmayer R, Koch B, Kraxner F, Obersteiner M, Quinten M (2010)

Geo-Wiki.org: Harnessing the power of volunteers, the Internet and Google Earth to collect and validate global spatial information

Earthzine, posted on 1 February 2010 in Articles, Earth Observation, Technology More

Fritz S, McCallum I, See L, Kraxner F, Obersteiner M (2010)

Comparison of global land cover products: Community remote sensing to validate areas of high disagreement

2010 IEEE International Geoscience and Remote Sensing Symposium (IGARSS): Proceedings,
25-30 July 2010, Honolulu, Hawaii, USA pp.3740-3743 More

Obersteiner M, Huettner M, Kraxner F, McCallum I, Aoki K, Bottcher H, Fritz S, Gusti M, Havlik P, Kindermann G, Rametsteiner E, Reyers B (2009)

On fair, effective and efficient REDD mechanism design

Carbon Balance and Management, 4:11 (27 November 2009) More

McCallum I, Wagner W, Schmullius C, Shvidenko A, Obersteiner M, Fritz S, Nilsson S (2009)

Satellite-based terrestrial production efficiency modeling

Carbon Balance and Management, 4:8 (18 September 2009) More

Fritz S, McCallum I, Schill C, Perger C, Grillmayer R, Achard F, Kraxner F, Obersteiner M (2009)

Geo-Wiki.Org: The use of crowdsourcing to improve global land cover

Remote Sensing, 1(3):345-354 (3 August 2009) More

Bottcher H, Eisbrenner K, Fritz S, Kindermann G, Kraxner F, McCallum I, Obersteiner M (2009)

An assessment of monitoring requirements and costs of 'Reduced Emissions from Deforestation and Degradation'

Carbon Balance and Management, 4:7 (26 August 2009) More

Meze-Hausken E, Patt A, Fritz S (2009)

Reducing climate risk for micro-insurance providers in Africa: A case study of Ethiopia

Global Environmental Change, 19(1):66-73 (February 2009) More

Obersteiner M, Huettner M, Kraxner F, McCallum I, Aoki K, Bottcher H, Fritz S, Gusti M, Havlik P, Kindermann G, Rametsteiner E, Reyers B (2009)

Reducing Emissions from Deforestation and Forest Degradation: A Systematic Approach

IIASA Policy Brief #08 (December 2009) More

Aoki K, Fritz S, Gusti M, Havlik P, Leduc S, McCallum I, Mosnier A, Obersteiner M (2009)

Fragile ecosystem - Robust research

Options, IIASA, Laxenburg, Austria (Winter 2009/2010) More

Kraxner F, Obersteiner M, Fritz S (2009)

Stopping deforestation and degradation of forests

Options, IIASA, Laxenburg, Austria (Summer 2009) More

Fritz S, McCallum I, Schill C, Perger C, Kraxner F, Obersteiner M (2009)

Towards a geospatial Wikipedia (Abstract)

Geophysical Research Abstracts, 11:EGU2009-6977 More

Schepaschenko D, McCallum I, Shvidenko A, Kraxner F, Fritz S (2009)

A hybrid Land Cover Dataset for Russia: A new methodology for merging statistics, remote sensing and in-situ information (Abstract)

Geophysical Research Abstracts, 11:EGU2009-6977 More

See LM, Fritz S, McCallum I, Obersteiner M, Bone S (2009)

A cross-border deforestation index to understand underlying drivers of deforestation

XIII World Forestry Congress,
18-23 October 2009, Buenos Aires, Argentina More

Fritz S, Havlik P, Schneider UA, Schmid E, Skalsky R, Obersteiner M (2009)

Uncertainties in global land cover data and its implications for climate change mitigation policies assessment

Proceedings from the 33rd International Symposium on Remote Sensing of Environment (ISRSE-33) "Sustaining the Millennium Development Goals",
4-8 May 2009, Stresa, Italy More

Reyers B, O'Farrell P, Fritz S (2009)

The role of GEOSS in monitoring ecosystems and their services

Proceedings from the 33rd International Symposium on Remote Sensing of Environment (ISRSE-33) "Sustaining the Millennium Development Goals",
4-8 May 2009, Stresa, Italy More

Kidd R, McCallum I, Fritz S, Kraxner F, Obersteiner M (2009)

GEO Information For Disaster Recovery -- Case Study: The Use of Orthophotos in Aceh, Indonesia
IIASA Interim Report IR-09-011 (September 2009) More

Liu J, Fritz S,van Wesenbeeck CFA, Fuchs M, You L, Obersteiner M, Yang H (2008)

A spatially explicit assessment of current and future hotspots of hunger in Sub-Saharan Africa in the context of global change

Global and Planetary Change, 64(3-4):222-235 [2008] More

Fritz S, Scholes RJ, Obersteiner M, Bouma J, Reyers B (2008)

A conceptual framework for assessing the benefits of a Global Earth Observation System of Systems

Systems Journal, IEEE, 2(3):338-348 (September 2008) More

Fritz S, Massart M, Savin IY, Gallego J, Rembold F (2008)

The use of MODIS data to derive acreage estimations for larger fields: A case study in the south-western Rostov region of Russia

International Journal of Applied Earth Observation and Geoinformation, 10(4):453-466 (December 2008) More

Fritz S, See LM (2008)

Identifying and quantifying uncertainty and spatial disagreement in the comparison of Global Land Cover for different applications

Global Change Biology, 14(5):1057-1075 (May 2008) More

Kindermann G, McCallum I, Fritz S, Obersteiner M (2008)

A global forest growing stock, biomass and carbon map based on FAO statistics

Silva Fennica, 42(3):387-396 [2008] More

Fritz S, See LM, Rembold F, Massart M, Negre T,von Hagen C (2008)

Comparing different land cover data sets for agricultural monitoring in Africa

In Representing, Modeling and Visualizing the Natural Environment, N. Mount, P. Aplin, G. Priestnall, G. Harvey (eds)
Routledge, London, UK pp.67-85 More

Comber A, Carver S, Fritz S, McMoran R, Washtell J (2008)

Mapping uncertainty in perceptions of landscape 'wildness'

Proceedings, GISRUK 2008,
GISRUK Conference, 2-4 April 2008, Manchester, UK [2008] More

McCallum I, Kidd R, Fritz S, Kraxner F, Obersteiner M (2008)

Banda Aceh-The Value of Earth Observation Data in Disaster Recovery and Reconstruction: A Case Study
IIASA Interim Report IR-08-048 (November 2008) More

Fritz S (contributing author) (2007)

The First 100 Steps to GEOSS

Group on Earth Observations, GEO Secretariat, Geneva, Switzerland [2007] More

Fritz S (contributing author) (2007)

Developing a strategy for global agricultural monitoring in the framework of Group on Earth Observations (GEO) workshop report

Workshop on Developing a Strategy for Global Agricultural Monitoring in the framework of GEO, C.O. Justice, I. Becker-Reshef (eds)
16-18 July 2007, FAO, Rome, Italy 66 pp [2007] More

Fritz S (2007)

An analysis of 21 years of NDVI and 30 years of precipitation data on a province level for the Horn of Africa with respect to population, agriculture, and vulnerable people

Proceedings, 32nd ISRSE Symposium,
25-29 June 2007, San Jose, Costa Rica pp. [2007] More

See LM, Fritz S (2006)

A method to compare and improve land cover datasets: Application to the GLC-2000 and MODIS land cover products

IEEE Transactions on Geoscience and Remote Sensing, 44(7):1740- 1746 [2006] More