Pickens, Amy

Degrees

  • Mathematics, University of Maryland - BS

  • Geographical Sciences, University of Maryland - Ph.D.

Areas of Interest

  • Near-real time monitoring
  • Global surface water dynamics
  • Global land cover and land use change

Research Topics

  • Geospatial Information Science and Remote Sensing
  • Land Cover - Land Use Change
  • Pickens, A.H., Hansen, M.C., Song, Z., Poulson, A., Komarova, A., Baggett, A., Kerr, T., Mikus, A., Ortiz Dominguez, C., Tyukavina, A., Lima, A., 2025. Rapid monitoring of global land change. Nature Communications 16, 8948.

  • Tyukavina, A., Stehman, S. V., Foody, G. M., Bontemps, S., See, L., Olofsson, P., Tsendbazar, N. E., Radoux, J., Komarova, A., Serre, B. M., Song, X. P., d’Andrimont, R., Koren, G., Potapov. P., Bullock, E. L., Campbell., P., de Bruin, S., Defourny, P., Friedl., M. A., Fritz., S., Hansen, M. C., Herold, M.,Lamarche, C., Lesiv, M., Mané, L., Meroni, M., Nickeson, J. E., Pelletier, F., Pickens, A., Reiche, J.,Schepaschenko, D., Tarrio, K., Verhegghen, A., Woodcock, C., Xiao, X. (2025). Land Cover and Change Map Accuracy Assessment and Area Estimation Good Practices Protocol. Version 0.1. In A. Tyukavina, S. V. Stehman, G. Foody, S. Bontemps, A. Komarova, N. E. Tsendbazar and J. Nickeson (Eds.), Good Practices for Satellite Derived Land Product Validation, (p. 187): Land Product Validation Subgroup (WGCV/CEOS), doi:10.5067/doc/ceoswgcv/lpv/lc.001

  • Tyukavina, A., Stehman, S.V., Pickens, A.H., Potapov, P., Hansen, M.C., 2025. Practical global sampling methods for estimating area and map accuracy of land cover and change. Remote Sensing of Environment 324, 114714.

  • Xu, P., Tsendbazar, N.-E., Herold, M., de Bruin, S., Koopmans, M., Birch, T., Carter, S., Fritz, S., Lesiv, M., Mazur, E., Pickens, A., Potapov, P., Stolle, F., Tyukavina, A., Van De Kerchove, R., Zanaga, D., 2024. Comparative validation of recent 10 m-resolution global land cover maps. Remote Sensing of Environment 311, 114316.

  • Parker, D., Tosiani, A., Yazid, M., Sari, I.L., Kartika, T., Kustiyo, Firmansyah, R., Said, Z., Wijaya, A., Potapov, P., Tyukavina, A., Stehman, S.V., Zalles, V., Pickens, A., Pickering, J., Turubanova, S., Hansen, M.C., 2024. Land in limbo: Nearly one third of Indonesia’s cleared old-growth forests left idle. Proceedings of the National Academy of Sciences 121, e2318029121.

  • Khan, A., Potapov, P., Hansen, M.C., Pickens, A.H., Tyukavina, A., Serna, A.H., Uddin, K., Ahmad, J., 2024. Perennial snow and ice cover change from 2001 to 2021 in the Hindu-Kush Himalayan region derived from the Landsat analysis-ready data. Remote Sensing Applications: Society and Environment 34, 101192.

  • Reiche, J., Balling, J., Pickens, A.H., Masolele, R.N., Berger, A., Weisse, M.J., Mannarino, D., Gou, Y., Slagter, B., Donchyts, G., Carter, S., 2024. Integrating satellite-based forest disturbance alerts improves detection timeliness and confidence. Environ. Res. Lett. 19, 054011.

  • Turubanova, S., Potapov, P., Hansen, M.C., Li, X., Tyukavina, A., Pickens, A.H., Hernandez-Serna, A., Arranz, A.P., Guerra-Hernandez, J., Senf, C., Häme, T., Valbuena, R., Eklundh, L., Brovkina, O., Navrátilová, B., Novotný, J., Harris, N., Stolle, F., 2023. Tree canopy extent and height change in Europe, 2001–2021, quantified using Landsat data archive. Remote Sensing of Environment 298, 113797.

  • Kolarik, N.E., Roopsind, A., Pickens, A., Brandt, J.S., 2023. A satellite-based monitoring system for quantifying surface water and mesic vegetation dynamics in a semi-arid region. Ecological Indicators 147, 109965.

  • Potapov, P., Hansen, M.C., Pickens, A., Hernandez-Serna, A., Tyukavina, A., Turubanova, S., Zalles, V., Li, X., Khan, A., Stolle, F., Harris, N., Song, X.-P., Baggett, A., Kommareddy, I., Kommareddy, A., 2022. The Global 2000-2020 Land Cover and Land Use Change Dataset Derived From the Landsat Archive: First Results. Frontiers in Remote Sensing 3.

  • Tyukavina, A., Potapov, P., Hansen, M.C., Pickens, A.H., Stehman, S.V., Turubanova, S., Parker, D., Zalles, V., Lima, A., Kommareddy, I., Song, X.-P., Wang, L., Harris, N., 2022. Global Trends of Forest Loss Due to Fire From 2001 to 2019. Frontiers in Remote Sensing 3.

  • Potapov, P., Turubanova, S., Hansen, M.C., Tyukavina, A., Zalles, V., Khan, A., Song, X.-P., Pickens, A., Shen, Q., & Cortez, J. (2021). Global maps of cropland extent and change show accelerated cropland expansion in the twenty-first century. Nature Food

  • Zalles, V., Hansen, M.C., Potapov, P.V., Parker, D., Stehman, S.V., Pickens, A.H., Parente, L.L., Ferreira, L.G., Song, X.-P., Hernandez-Serna, A., Kommareddy, I., 2021. Rapid expansion of human impact on natural land in South America since 1985. Science Advances 7, eabg1620.

  • Reiche, J., Mullissa, A., Slagter, B., Gou, Y., Tsendbazar, N.-E., Odongo-Braun, C., Vollrath, A., Weisse, M.J., Stolle, F., Pickens, A., Donchyts, G., Clinton, N., Gorelick, N., Herold, M., 2021. Forest disturbance alerts for the Congo Basin using Sentinel-1. Environ. Res. Lett. 16, 024005.

  • Moffette, F., Alix-Garcia, J., Shea, K., Pickens, A.H., 2021. The impact of near-real-time deforestation alerts across the tropics. Nature Climate Change 1–7.

  • Potapov, P., Li, X., Hernandez-Serna, A., Tyukavina, A., Hansen, M.C., Kommareddy, A., Pickens, A., Turubanova, S., Tang, H., Silva, C.E., Armston, J., Dubayah, R., Blair, J.B., Hofton, M., 2020. Mapping global forest canopy height through integration of GEDI and Landsat data. Remote Sensing of Environment 112165.

  • Song, X.-P., Hansen, M.C., Potapov, P.V., Adusei, B., Pickering, J., Adami, M., Lima, A., Zalles, V., Stehman, S.V., (2021). Massive soybean expansion in South America since 2000 and implications for conservation. Nature Sustainability, 4, 784-792

  • Hakimdavar, R., Hubbard, A., Policelli, F., Pickens, A., Hansen, M., Fatoyinbo, T., Lagomasino, D., Pahlevan, N., Unninayar, S., Kavvada, A., Carroll, M., Smith, B., Hurwitz, M., Wood, D., Schollaert Uz, S., 2020. Monitoring Water-Related Ecosystems with Earth Observation Data in Support of Sustainable Development Goal (SDG) 6 Reporting. Remote Sensing 12, 1634.

  • Pickens, A.H., Hansen, M.C., Hancher, M., Stehman, S.V., Tyukavina, A., Potapov, P., Marroquin, B., Sherani, Z., 2020. Mapping and sampling to characterize global inland water dynamics from 1999 to 2018 with full Landsat time-series.

  • Peter Potapov, Matthew C Hansen, Indrani Kommareddy, Anil Kommareddy, Svetlana Turubanova, Amy Pickens, Bernard Adusei, Alexandra Tyukavina, Qing Ying, 2020. Landsat Analysis Ready Data for Global Land Cover and Land Cover Change Mapping. Remote Sensing

  • Zalles, V., Hansen, M. C., Potapov, P. V., Stehman, S. V., Tyukavina, A., Pickens, A., ... & John, N. (2019). Near doubling of Brazil’s intensive row crop area since 2000. Proceedings of the National Academy of Sciences, 116(2), 428-435.

  • Khan, A., Hansen, M.C., Potapov, P.V., Adusei, B., Pickens, A., Krylov, A., Stehman, S.V. Evaluating Landsat and RapidEye Data for Winter Wheat Mapping and Area Estimation in Punjab, Pakistan, Remote Sensing (2018)

  • Potapov, P., Siddiqui, B.N., Iqbal, Z., Aziz, T., Zzaman, B., Islam, A., Pickens, A., Talero, Y., Tyukavina, A., Turubanova, S., Hansen, M.C. (2017) Comprehensive monitoring of Bangladesh tree cover inside and outside of forests, 2000–2014. Environmental

  • Song, X.P., Potapov, P.V., Krylov, A., King, L., Di Bella, C.M., Hudson, A., Khan, A., Adusei, B., Stehman, S.V. and Hansen, M.C., 2017. National-scale soybean mapping and area estimation in the United States using medium resolution satellite imagery and

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