Author Archives: pragwater

About pragwater

Eric Harmsen is a professor at the University of Puerto Rico-Mayaguez Campus, Dept. of Agricultural and Biosystems Engineering. He teaches courses in agricultural hydrology, agroclimatology and irrigation. His research interests include: Measurement and modeling all components of the hydrologic cycle, remote sensing of water and energy balance in the Tropics, and agroclimatology.

UPRM Graduate Level Course: SPECIAL TOPIC IN AGRONOMY Satellite Remote Sensing: Applications in Agriculture Water Management in Puerto Rico


UPRM Graduate Level Course: SPECIAL TOPIC IN AGRONOMY Satellite Remote Sensing: Applications in Agriculture Water Management in Puerto Rico

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Pope Francis’ edict on climate change will anger deniers and US churches


Pope Francis: “An economic system centred on the god of money needs to plunder nature to sustain the frenetic rhythm of consumption that is inherent to it. “The system continues unchanged, since what dominates are the dynamics of an economy … Continue reading

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Climate Change 101 for Corrupt Politicians


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Downscaled Climate Data Projections for Puerto Rico Now Available


The Caribbean Landscape Conservation Cooperative (CLCC) has just announced the release of downscaled climate data projections (through 2099) for Puerto Rico.  This is a valuable resource, which will allow scientists from many fields to evaluate climate change impacts in their respective … Continue reading

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PRAGWATER now providing daily reference evapotranspiration for St. John, USVI


Daily reference evapotranspiration (ETo) is now available for St. John (USVI) at the following link: Northern Caribbean ETo .  The link also includes ETo data for St. Thomas, St. Croix, Puerto Rico, Hispaniola and Jamaica. Yesterday’s Reference Evapotranspiration (ETo) for St. … Continue reading

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Challenges of doing research on the UPRM Campus


Recently I initiated a calibration study of two Campbell Scientific weather stations on the University of Puerto Rico-Mayaguez Campus. Calibration of the two stations equipped with older sensors, is being accomplished with a third station with new sensors. Two weeks … Continue reading

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Interviews with Real People Impacted by Climate Change


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¿Cómo llega el arroz puertorriqueño a las bandejas de los comedor…


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Largest glacier break-off ever filmed


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Climate Change 2013: A short overview of where we are at.


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