Now showing items 1-6 of 6

    • Climate precursors of multidecadal drought variability in the western United States 

      Hidalgo León, Hugo G. (2004-12-07)
      Low-frequency (periodicities lower than 20 years) hydrologic variability in the western United States over the past 500 years is studied using available tree-ring reconstructions of Palmer Drought Severity Index (PDSI), ...
    • Five Hundred Years of Hydrological Drought in the Upper Colorado River Basin 

      Timilsena, Janak; Piechota, Thomas C.; Hidalgo León, Hugo G.; Tootle, Glenn (2007-06)
      This article evaluates drought scenarios of the Upper Colorado River basin (UCRB) considering multiple drought variables for the past 500 years and positions the current drought in terms of the magnitude and frequency. ...
    • Impactos de las sequías en el sector agropecuario del Corredor Seco Centroamericano 

      Calvo Solano, Oscar David; Quesada Hernández, Luis Eduardo; Hidalgo León, Hugo G.; Gotlieb, Yosef (2018)
      América Central ha sufrido el impacto de diversos eventos hidrometeorológicos extremos, dentro de los cuales se destaca la sequía. Esta ha tenido efectos adversos de distinta índole en la región denominada como el ...
    • Observed Changes (1970-1999) in Extreme Hydroclimatic Events in Central America 

      Hidalgo León, Hugo G.; Alfaro Martínez, Eric J. (2018-04-20)
      Previous studies have shown that most of Central America has been experiencing warming trends during the last 30-50 years, while precipitation annual totals have not changed much. Warming alone can exacerbate the effects ...
    • Precursors of quasi-decadal dry-spells in the Central America Dry Corridor 

      Hidalgo León, Hugo G.; Alfaro Martínez, Eric J.; Amador Astúa, Jorge Alberto; Bastidas Pacheco, Álvaro (2019)
      Although the hydric stress in Central America is generally low, there is a region relatively drier and prone to drought known as the Central America Dry Corridor (CADC). The area of interest is located mainly in the Pacific ...
    • The Western U.S. Drought: How Bad Is It? 

      Piechota, Thomas C.; Timilsena, Janak; Tootle, Glenn; Hidalgo León, Hugo G. (2014-08-10)
      Historical stream flow records and the forecast for 2004 make the current (1999–2004) drought in the southwestern United States the worst one in the past 80 years for portions of the Upper Colorado River Basin (UCRB). For ...