Hong Kong, China vs Southern Aegean: Historical exposure to drought — Cropland soil moisture anomaly

Hong Kong, China
-5.54 Percentage change
in 2025
Southern Aegean
7 Percentage change
in 2025
Hong Kong, China rank
110th
Southern Aegean rank
107th

Historical exposure to drought — Cropland soil moisture anomaly over time

  • Hong Kong, China
  • Southern Aegean
-30-20-1001020195019872025

How they compare

Southern Aegean currently reports 7 Percentage change against -5.54 Percentage change in Hong Kong, China, a difference of 12.54 Percentage change.

That makes Southern Aegean's figure about 1.3 times Hong Kong, China's.

The two have swapped places 36 times across 76 shared years of data; in 1950 it was Southern Aegean ahead.

Hong Kong, China ranks 110th and Southern Aegean ranks 107th of 168 countries.

Across the 8 decades both report, Hong Kong, China averaged higher in 3 and Southern Aegean in 5.

Head to head by decade

Decade Hong Kong, China Southern Aegean Difference Ahead
1950s -4.91 Percentage change 0.4274 Percentage change 5.33 Percentage change Southern Aegean
1960s -4.38 Percentage change 1.73 Percentage change 6.11 Percentage change Southern Aegean
1970s 5.54 Percentage change 5.02 Percentage change 0.5158 Percentage change Hong Kong, China
1980s 4.41 Percentage change -0.5177 Percentage change 4.93 Percentage change Hong Kong, China
1990s -0.8257 Percentage change 0.9573 Percentage change 1.78 Percentage change Southern Aegean
2000s -4.62 Percentage change -0.8181 Percentage change 3.8 Percentage change Southern Aegean
2010s 0.8991 Percentage change 2.29 Percentage change 1.39 Percentage change Southern Aegean
2020s -0.2613 Percentage change -2.16 Percentage change 1.89 Percentage change Hong Kong, China

Averages of every year both report within each decade.

Frequently asked questions

Which has higher historical exposure to drought — cropland soil moisture anomaly, Hong Kong, China or Southern Aegean?
Southern Aegean, at 7 Percentage change against -5.54 Percentage change in Hong Kong, China as of 2025.
What is the difference in historical exposure to drought — cropland soil moisture anomaly between Hong Kong, China and Southern Aegean?
12.54 Percentage change, with Southern Aegean ahead.
How many years of comparable data are there for Hong Kong, China and Southern Aegean?
76 years are reported by both, from 1950 to 2025.
How do Hong Kong, China and Southern Aegean rank globally for historical exposure to drought — cropland soil moisture anomaly?
Hong Kong, China ranks 110th and Southern Aegean ranks 107th of 168 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Historical exposure to drought — Cropland soil moisture anomaly. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong, China vs Southern Aegean: Historical exposure to drought — Cropland soil moisture anomaly. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 10 September 2026, from https://environment.statizoid.com/compare/historical-exposure-to-drought-cropland-soil-moisture-anomaly/hong-kong-sar-china/southern-aegean/

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About this data

Indicator
Historical exposure to drought — Cropland soil moisture anomaly
Unit
Percentage change
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
3,200 places, 243,200 data points, 1950–2025
Last refreshed

The dataset provides annual anomalies in land and cropland soil moisture content of the top soil layer (0 to 7 cm) compared to the reference period 1981-2010. Exposure indicators to drought have been prepared by the Organisation for Economic Co-operation and Development (OECD). Please see the working paper for a more complete description of the methods. The datasets span the period 1981-2024 and is the result of the use of a variety of geospatial data sources, including the ERA5-Land averaged monthly data of volumetric soil moisture and ESA CCI land cover data. Average anomalies have been calculated for both land and cropland exposure to drought. The dataset has a global coverage on a national level; on the sub-national TL2 level (i.e. large subnational regions) results are reported for all OECD countries as well as for Argentina, Brazil, China, India, Indonesia and South Africa. A number of aggregates are included: Euro area, European Union, Advanced economies, Emerging market economies, G7, G20, OECD, OECD Europe, OECD Asia Oceania, OECD Americas and the LAC region. Data source(s): Copernicus Climate Change Initiative land cover data and Copernicus Climate Data Store monthly soil moisture data based on the ERA5-Land reanalysis dataset. Contact: ENV.Stat@oecd.org