DATA, STATISTICS & UNDERSTANDING IRAN / SUBJECT
Environmental Data
Environmental measurements vary across space and time. Observation methods are essential context rather than optional technical detail.
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FIELD NOTE
Air Quality
Air quality data records selected atmospheric conditions. Sensor placement affects representativeness.
Read the introductionFIELD NOTEAnnual Rainfall
Annual rainfall summarizes precipitation over a year. Local averages can conceal extreme events.
Read the introductionFIELD NOTEWater Resources
Water-resource data describes stocks or flows. Those measures should not be confused.
Read the introductionFIELD NOTEForest Cover
Forest-cover data maps wooded surfaces. Definitions influence what counts as forest.
Read the introductionFIELD NOTEWetland Conditions
Wetland data records changing ecological conditions. Seasonal variation requires repeated observation.
Read the introductionFIELD NOTETemperature Changes
Temperature data tracks conditions over time. Comparable methods support meaningful trend analysis.
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