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Anomaly PED, 2013/14–2015/16
Ministry for the EnvironmentPotential evapotranspiration deficit (PED) can be thought of as a drought index. It is the difference between how much water could potentially be lost from the soil through... -
The annual SOI compared with New Zealand's detrended temperature series (1909...
Ministry for the EnvironmentEl Niño Southern Oscillation (ENSO). It is an important predictor of how tropical oceans and climate might influence New Zealand’s climate. Being able to predict the timing and... -
Trends in PED, 1972/3–2015/6
Ministry for the EnvironmentTrends 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,... -
Potential evapotranspiration deficit (PED), 1972–2016
Ministry for the EnvironmentInterpolated 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,...