All Stories

  1. Global Flash Drought Prediction Through Evaporative Stress Forecasting

    Article • Geophysical Research Letters, August 2026, American Geophysical Union (AGU)

    Akash Koppa

  2. A four-decade global Lagrangian air-parcel trajectory dataset for atmospheric moisture and heat analysis

    Article • Earth System Science Data, July 2026, Copernicus GmbH

    Akash Koppa

  3. IdentificatioN of Sources of Precipitation through an International Research Effort (INSPIRE): three extreme precipitation case studies

    Article • Bulletin of the American Meteorological Society, July 2026, American Meteorological Society

    Akash Koppa

  4. Irrigated agriculture supports rainfed crops in India through atmospheric moisture recycling

    Article • Environmental Research Letters, May 2026, Institute of Physics Publishing

    Akash Koppa

  5. The role of the North Pacific meridional mode on improved predictability of Central European summer rainfall

    Article • Environmental Research Climate, May 2026, Institute of Physics Publishing

    Akash Koppa

  6. Quantifying water-deficit and heat stress dynamics for corn and soybean in the Mid-Atlantic region of U.S. across historical and projected climates

    Article • Journal of Water and Climate Change, May 2026, IWA Publishing

    Akash Koppa

  7. Increase in plant reliance on past precipitation associated with greening and drying

    Article • Nature Ecology & Evolution, February 2026, Springer Science + Business Media

    Akash Koppa

  8. A pan-European spatial inventory of agricultural land degradation

    Article • International Soil and Water Conservation Research, January 2026, Elsevier

    Akash Koppa

  9. Global Runoff Partitioning Based on Budyko‐Constrained Machine Learning

    Article • Water Resources Research, October 2025, American Geophysical Union (AGU)

    Akash Koppa

  10. Observational evidence of compensatory influences of deforestation on downwind precipitation in Brazilian breadbaskets

    Article • npj Climate and Atmospheric Science, July 2025, Springer Science + Business Media

    Akash Koppa

  11. GLEAM4: global land evaporation and soil moisture dataset at 0.1° resolution from 1980 to near present

    Article • Scientific Data, March 2025, Springer Science + Business Media

    Akash Koppa

  12. East–West asymmetry in intensity, duration, frequency of heatwaves over Northern India

    Article • Environmental Research Letters, November 2024, Institute of Physics Publishing

    Akash Koppa

  13. Multi‐Decadal Dynamics of Global Rainfall Interception and Their Drivers

    Article • Geophysical Research Letters, October 2024, American Geophysical Union (AGU)

    Akash Koppa

  14. Dryland self-expansion enabled by land–atmosphere feedbacks

    Article • Science, August 2024, American Association for the Advancement of Science

    Akash Koppa

  15. Drivers and mechanisms of heatwaves in South West India

    Article • Climate Dynamics, May 2024, Springer Science + Business Media

    Akash Koppa

  16. On the role of the Atlantic Meridional Mode in eastern European temperature variability

    Article • Atmospheric Research, January 2024, Elsevier

    Akash Koppa

  17. Recent intensification of the negative physiological effect of CO2 on terrestrial evaporation

    Article • December 2023, Research Square

    Akash Koppa

  18. Incorporating Plant Access to Groundwater in Existing Global, Satellite‐Based Evaporation Estimates

    Article • Water Resources Research, August 2023, American Geophysical Union (AGU)

    Akash Koppa

  19. A Lagrangian Analysis of the Sources of Rainfall Over the Horn of Africa Drylands

    Article • Journal of Geophysical Research Atmospheres, June 2023, American Geophysical Union (AGU)

    Akash Koppa

  20. Global runoff partitioning based on Budyko-constrained machine learning

    Article • May 2023, Authorea, Inc.

    Akash Koppa

  21. A Lagrangian analysis of the sources of rainfall over the Horn of Africa Drylands

    Article • December 2022, Authorea, Inc.

    Akash Koppa

  22. Significant regime shifts in historical water yield in the Upper Brahmaputra River basin

    Article • Hydrology and Earth System Sciences, December 2022, Copernicus GmbH

    Professor Lei Wang, Akash Koppa

  23. Seasonal prediction of Horn of Africa long rains using machine learning: The pitfalls of preselecting correlated predictors

    Article • Frontiers in Water, December 2022, Frontiers

    Akash Koppa

  24. Significant influence of North Pacific Ocean variability on summer rainfall in the Central Europe

    Article • October 2022, Research Square

    Akash Koppa, Scientist Wei Zhang

  25. Incorporating plant access to groundwater in existing global, satellite-based evaporation estimates

    Article • September 2022, Wiley

    Akash Koppa

  26. Global Climate

    Article • Bulletin of the American Meteorological Society, August 2022, American Meteorological Society

    Akash Koppa

  27. The uncertain role of rising atmospheric CO2 on global plant transpiration

    Article • Earth-Science Reviews, July 2022, Elsevier

    Akash Koppa

  28. Impact of Drought on Isoprene Fluxes Assessed Using Field Data, Satellite-Based GLEAM Soil Moisture and HCHO Observations from OMI

    Article • Remote Sensing, April 2022, MDPI AG

    Akash Koppa, Dr Roger Seco

  29. A deep learning-based hybrid model of global terrestrial evaporation

    Article • Nature Communications, April 2022, Springer Science + Business Media

    Akash Koppa

  30. Ten Years of GLEAM: A Review of Scientific Advances and Applications

    Article • January 2022, Springer Science + Business Media

    Akash Koppa

  31. Vegetation greening concurs with increases in dry season water yield over the Upper Brahmaputra River basin

    Article • Journal of Hydrology, December 2021, Elsevier

    Akash Koppa

  32. A Deep Learning-Based Hybrid Model of Global Terrestrial Evaporation

    Article • September 2021, Research Square

    Akash Koppa

  33. State of the Climate in 2020

    Article • Bulletin of the American Meteorological Society, August 2021, American Meteorological Society

    Akash Koppa, Suzana J. Camargo

  34. Climate hazards are threatening vulnerable migrants in Indian megacities

    Article • Nature Climate Change, July 2021, Springer Science + Business Media

    Akash Koppa

  35. Budyko‐Based Long‐Term Water and Energy Balance Closure in Global Watersheds From Earth Observations

    Article • Water Resources Research, May 2021, American Geophysical Union (AGU)

    Akash Koppa

  36. A Scalable Earth Observations‐Based Decision Support System for Hydropower Planning in Africa

    Article • JAWRA Journal of the American Water Resources Association, April 2021, Wiley

    Akash Koppa

  37. Dual response of Arabian Sea cyclones and strength of Indian monsoon to Southern Atlantic Ocean

    Article • Climate Dynamics, December 2020, Springer Science + Business Media

    Akash Koppa

  38. Closing the Combined Water and Energy Balance of Global Watersheds Based on Satellite Data

    Article • March 2020, Copernicus GmbH

    Akash Koppa

  39. Spatiotemporal Changes in Headwater Flow Contributions to Major Rivers of Germany under Changing Climate

    Article • March 2020, Copernicus GmbH

    Akash Koppa

  40. Improving the Applicability of Hydrologic Models for Food–Energy–Water Nexus Studies Using Remote Sensing Data

    Article • Remote Sensing, February 2020, MDPI AG

    Akash Koppa

  41. Seasonal Hydropower Planning for Data‐Scarce Regions Using Multimodel Ensemble Forecasts, Remote Sensing Data, and Stochastic Programming

    Article • Water Resources Research, November 2019, American Geophysical Union (AGU)

    Akash Koppa

  42. Spatially distributed model calibration of a highly managed hydrological system using remote sensing-derived ET data

    Article • Journal of Hydrology, October 2019, Elsevier

    Akash Koppa

  43. Multivariate calibration of large scale hydrologic models: The necessity and value of a Pareto optimal approach

    Article • Advances in Water Resources, August 2019, Elsevier

    Akash Koppa

  44. A Framework for Validation of Remotely Sensed Precipitation and Evapotranspiration Based on the Budyko Hypothesis

    Article • Water Resources Research, October 2017, Wiley

    Akash Koppa

  45. How much groundwater did California's Central Valley lose during the 2012-2016 drought?

    Article • Geophysical Research Letters, May 2017, American Geophysical Union (AGU)

    Mu Xiao, Akash Koppa

  46. Forecasting the Hydroclimatic Signature of the 2015/16 El Niño Event on the Western United States

    Article • Journal of Hydrometeorology, January 2017, American Meteorological Society

    Akash Koppa