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Groups: Drought Licenses: Creative Commons Attribution 4.0 International Formats: CSV

  • Trends in PED, 1972/3–2015/6

    Ministry for the Environment
    Trends in potential evapostranspiration deficit (PED), 1972–2016. Soil moisture is vital for plant growth. When plants cannot access the water they need, growth is reduced, affecting crops and food for livestock, and native biodiversity. Over a sustained period, a drought can have significant social and economic costs, particularly for rural communities....
    Created 2 February 2020 • Updated 3 March 2025

  • Potential evapotranspiration deficit (PED), 1972–2016

    Ministry for the Environment
    Interpolated PED values at 30 regionally representative sites. Soil moisture is vital for plant growth. When plants cannot access the water they need, growth is reduced, affecting crops and food for livestock, and native biodiversity. Over a sustained period, a drought can have significant social and economic costs, particularly for rural communities....
    Created 2 February 2020 • Updated 3 March 2025