Author Omar Omar
ORIGINAL RESEARCH
Seasonal Trend Indicators and Return Periods
of Meteorological Drought in the Northern States
of Mexico
Omar Llanes Cárdenas1, Héctor J. Peinado Guevara2, Jorge Montiel Montoya1,
Mariano Norzagaray Campos1, Héctor A. González Ocampo1,
Samuel Campista León3
Pol. J. Environ. Stud. 2017;26(4):1471-1484
ORIGINAL RESEARCH
Estimating Trends and Return Periods of Daily
Extreme Precipitation Associated with Tropical
Cyclones in the Core North American Monsoon
Omar Llanes Cárdenas1, Mariano Norzagaray Campos1, Patricia Muñoz Sevilla2,
Rosario Ruiz Guerrero3, Héctor A. González Ocampo1, María N. Herrera Moreno1
Pol. J. Environ. Stud. 2016;25(6):2283-2292
ORIGINAL RESEARCH
Hydroclimatic Trends in Areas with High
Agricultural Productivity in Northern Mexico
Omar Llanes Cárdenas1, Mariano Norzagaray Campos1, Norma Patricia Muñoz Sevilla2,
Rosario Ruiz Guerrero3, Enrique Troyo Diéguez4, Píndaro Álvarez Ruiz1
Pol. J. Environ. Stud. 2015;24(3):1165-1180