Chlorophyll-a deviation from the global average in Italy

Italy: Chlorophyll-a deviation from the global average was 0.1% in 2022. ◆ Volatile

Latest (2022)
0.1%
Change on year
down 92.5%
World rank
159th
of 195 countries
All-time high
4.7%
in 2013
All-time low
0.1%
in 2022
Years of data
18
2005–2022

Chlorophyll-a deviation from the global average in Italy, 2005–2022

0123452005201320222005: 3.9 %2006: 2.3 %2007: 0.6 %2008: 1.3 %2009: 2.5 %2010: 2.8 %2011: 1.7 %2012: 0.45 %2013: 4.7 %2014: 1.7 %2015: 1.2 %2016: 0.25 %2017: 0.15 %2018: 1.6 %2019: 0.33 %2020: 0.45 %2021: 1.7 %2022: 0.13 %

Source: UN Statistics Division – processed by Our World in Data. Measured in %.

Analysis

Italy recorded 0.1% for chlorophyll-a deviation from the global average in 2022. That is the lowest value across all 18 years on record.

Compared with earlier readings it is down 92.5% on the previous year and down 71.1% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Italy peaked at 4.7% in 2013 and was at its lowest, 0.1%, in 2022.

That places Italy 159th out of 195 countries with data for 2022, putting it in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Chlorophyll-a deviation from the global average in Italy, year by year

Annual values for Chlorophyll-a deviation from the global average in Italy, 2005 to 2022.
Year % Change
2005 3.9%
2006 2.3% -41.5%
2007 0.6% -73.6%
2008 1.3% +110.0%
2009 2.5% +96.8%
2010 2.8% +12.5%
2011 1.7% -39.8%
2012 0.5% -73.2%
2013 4.7% +942.2%
2014 1.7% -63.3%
2015 1.2% -29.7%
2016 0.2% -79.3%
2017 0.1% -40.0%
2018 1.6% +953.3%
2019 0.3% -79.1%
2020 0.5% +36.4%
2021 1.7% +286.7%
2022 0.1% -92.5%

Italy compared with similar countries

  • Italy's 0.1% is below the median for high income countries, which is 1.2%, 11% of the median. (71 countries reporting)
  • Italy's 0.1% is below the median for Europe & Central Asia, which is 2.0%, 6% of the median. (37 countries reporting)

Biggest year-on-year movements

Years where Chlorophyll-a deviation from the global average in Italy changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2018 +953.3% 0.1% 1.6%
2013 +942.2% 0.5% 4.7%

Averages by decade

DecadeAverage LowestHighest Years
2000s 2.1% 0.6% 3.9% 5
2010s 1.5% 0.1% 4.7% 10
2020s 0.8% 0.1% 1.7% 3

Countries ranked near Italy

  1. 157 Aruba 0.1% compare
  2. 157 Curacao 0.1% compare
  3. 159 Poland 0.1% compare
  4. 161 Cook Islands 0.1% compare
  5. 161 Dominican Republic 0.1% compare
  6. 161 Puerto Rico 0.1% compare

See the full ranking of 195 places →

More reference data data for Italy

All data for Italy →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Italy?
Chlorophyll-a deviation from the global average in Italy was 0.1% in 2022, according to UN Statistics Division – processed by Our World in Data.
What is the highest chlorophyll-a deviation from the global average recorded in Italy?
The highest recorded value was 4.7% in 2013.
What is the lowest chlorophyll-a deviation from the global average recorded in Italy?
The lowest recorded value was 0.1% in 2022.
How does Italy rank for chlorophyll-a deviation from the global average?
Italy ranks 159th out of 195 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Italy?
Over the last ten years it is down 71.1%. The long-run trend across the full record is volatile.
Where does this Italy data come from?
The figures come from UN Statistics Division – processed by Our World in Data, published as part of Chlorophyll-a deviation from the global average. Statizoid updates them automatically from the source API.

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Chlorophyll-a deviation from the global average in Italy. Statizoid, drawing on UN Statistics Division – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/chlorophyll-a-deviation-from-the-global-average/italy/

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About this data

Indicator
Chlorophyll-a deviation from the global average
Unit
%
Source
UN Statistics Division – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
195 places, 3,445 data points, 2005–2022
Last refreshed

Chlorophyll-a deviations, remote sensing (%).