Chickens: Manure left on pasture … left square kilometre leaches in Portugal

Portugal: Chickens: Manure left on pasture … left square kilometre leaches was 1.3 kg per square kilometre in 2020. ▲ Rising

Latest (2020)
1.3 kg per square kilometre
Change on year
up 27.3%
World rank
115th
of 168 countries
All-time high
1.3 kg per square kilometre
in 2020
All-time low
0.2579 kg per square kilometre
in 1961
Years of data
58
1961–2020

Chickens — Manure left on pasture that leaches (N content), per in Portugal, 1961–2020

0.250.50.7511.2196119902020

Source: Statizoid (derived). Measured in kg per square kilometre.

Analysis

In 2020, chickens — manure left on pasture that leaches (n content), per in Portugal stood at 1.3 kg per square kilometre. That is the highest value across all 58 years on record.

The figure is up 27.3% on the previous year and up 47.7% over ten years.

Over the whole period, chickens — manure left on pasture that leaches (n content), per in Portugal peaked at 1.3 kg per square kilometre in 2020 and was at its lowest, 0.2579 kg per square kilometre, in 1961.

That places Portugal 115th out of 168 countries with data for 2020, putting it in the middle of the range.

The long-run direction has been consistently rising across the 58 years of available data.

Chickens: Manure left on pasture … left square kilometre leaches in Portugal, year by year

Annual values for Chickens — Manure left on pasture that leaches (N content), per square kilometre in Portugal, 1961 to 2020.
Year kg per square kilometre Change
1961 0.2579 kg per square kilometre —
1962 0.2674 kg per square kilometre +3.7%
1963 0.2787 kg per square kilometre +4.2%
1964 0.2905 kg per square kilometre +4.3%
1965 0.3017 kg per square kilometre +3.9%
1966 0.3388 kg per square kilometre +12.3%
1967 0.353 kg per square kilometre +4.2%
1968 0.361 kg per square kilometre +2.3%
1969 0.3713 kg per square kilometre +2.8%
1970 0.3841 kg per square kilometre +3.4%
1971 0.3971 kg per square kilometre +3.4%
1972 0.4099 kg per square kilometre +3.2%
1973 0.4219 kg per square kilometre +2.9%
1974 0.4377 kg per square kilometre +3.7%
1975 0.4517 kg per square kilometre +3.2%
1976 0.4545 kg per square kilometre +0.6%
1977 0.4941 kg per square kilometre +8.7%
1978 0.4947 kg per square kilometre +0.1%
1979 0.5184 kg per square kilometre +4.8%
1980 0.5421 kg per square kilometre +4.6%
1981 0.5201 kg per square kilometre -4.0%
1982 0.5 kg per square kilometre -3.9%
1983 0.5184 kg per square kilometre +3.7%
1984 0.4384 kg per square kilometre -15.4%
1985 0.4496 kg per square kilometre +2.5%
1986 0.5088 kg per square kilometre +13.2%
1987 0.5355 kg per square kilometre +5.3%
1988 0.5587 kg per square kilometre +4.3%
1989 0.5325 kg per square kilometre -4.7%
1990 0.5799 kg per square kilometre +8.9%
1991 0.6212 kg per square kilometre +7.1%
1992 0.6482 kg per square kilometre +4.3%
1993 0.6702 kg per square kilometre +3.4%
1994 0.6836 kg per square kilometre +2.0%
1995 0.7023 kg per square kilometre +2.7%
1996 0.7323 kg per square kilometre +4.3%
1997 0.7613 kg per square kilometre +3.9%
1998 0.7923 kg per square kilometre +4.1%
1999 0.8275 kg per square kilometre +4.4%
2000 0.8538 kg per square kilometre +3.2%
2001 0.8826 kg per square kilometre +3.4%
2002 0.9124 kg per square kilometre +3.4%
2003 0.9294 kg per square kilometre +1.9%
2004 0.943 kg per square kilometre +1.5%
2005 0.9509 kg per square kilometre +0.8%
2006 0.955 kg per square kilometre +0.4%
2007 0.9561 kg per square kilometre +0.1%
2008 0.9417 kg per square kilometre -1.5%
2009 0.9138 kg per square kilometre -3.0%
2010 0.8777 kg per square kilometre -4.0%
2011 0.8224 kg per square kilometre -6.3%
2012 0.7796 kg per square kilometre -5.2%
2013 0.7448 kg per square kilometre -4.5%
2014 0.7871 kg per square kilometre +5.7%
2015 0.8412 kg per square kilometre +6.9%
2016 0.8961 kg per square kilometre +6.5%
2017 1.02 kg per square kilometre +13.7%
2020 1.3 kg per square kilometre +27.3%

Portugal compared with similar countries

  • Portugal's 1.3 kg per square kilometre is above the median for high income countries, which is 1.14 kg per square kilometre, 1.1× the median. (56 countries reporting)
  • Portugal's 1.3 kg per square kilometre is above the median for Europe & Central Asia, which is 0.5876 kg per square kilometre, 2.2× the median. (43 countries reporting)

Biggest year-on-year movements

Years where Chickens: Manure left on pasture … left square kilometre leaches in Portugal 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
2020 +27.3% 1.02 kg per square kilometre 1.3 kg per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.3134 kg per square kilometre 0.2579 kg per square kilometre 0.3713 kg per square kilometre 9
1970s 0.4464 kg per square kilometre 0.3841 kg per square kilometre 0.5184 kg per square kilometre 10
1980s 0.5104 kg per square kilometre 0.4384 kg per square kilometre 0.5587 kg per square kilometre 10
1990s 0.7019 kg per square kilometre 0.5799 kg per square kilometre 0.8275 kg per square kilometre 10
2000s 0.9239 kg per square kilometre 0.8538 kg per square kilometre 0.9561 kg per square kilometre 10
2010s 0.846 kg per square kilometre 0.7448 kg per square kilometre 1.02 kg per square kilometre 8
2020s 1.3 kg per square kilometre 1.3 kg per square kilometre 1.3 kg per square kilometre 1

Countries ranked near Portugal

  1. 112 Denmark 1.37 kg per square kilometre compare
  2. 113 Afghanistan 1.36 kg per square kilometre compare
  3. 114 Italy 1.3 kg per square kilometre compare
  4. 116 Equatorial Guinea 1.28 kg per square kilometre compare
  5. 117 Gabon 1.27 kg per square kilometre compare
  6. 118 Fiji 1.22 kg per square kilometre compare

See the full ranking of 170 places →

More environment data for Portugal

All data for Portugal →

Frequently asked questions

What is chickens — manure left on pasture that leaches (n content), per in Portugal?
Chickens — manure left on pasture that leaches (n content), per in Portugal was 1.3 kg per square kilometre in 2020, according to Statizoid (derived).
What is the highest chickens — manure left on pasture that leaches (n content), per recorded in Portugal?
The highest recorded value was 1.3 kg per square kilometre in 2020.
What is the lowest chickens — manure left on pasture that leaches (n content), per recorded in Portugal?
The lowest recorded value was 0.2579 kg per square kilometre in 1961.
How does Portugal rank for chickens — manure left on pasture that leaches (n content), per?
Portugal ranks 115th out of 168 countries with data for 2020.
Is chickens — manure left on pasture that leaches (n content), per rising or falling in Portugal?
Over the last ten years it is up 47.7%. The long-run trend across the full record is rising.
Where does this Portugal data come from?
The figures come from Statizoid (derived), published as part of Chickens — Manure left on pasture that leaches (N content), per square kilometre. Statizoid updates them automatically from the source API.

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Chickens — Manure left on pasture that leaches (N content), per in Portugal. Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://environment.statizoid.com/stat/chickens-manure-left-on-pasture-that-leaches-n-content-per-square-kilometre/portugal/

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<a href="https://environment.statizoid.com/stat/chickens-manure-left-on-pasture-that-leaches-n-content-per-square-kilometre/portugal/">Chickens — Manure left on pasture that leaches (N content), per in Portugal</a> — Statizoid

How this figure is calculated

Chickens — Manure left on pasture that leaches (N content) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Chickens — Manure left on pasture that leaches (N content) ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Chickens — Manure left on pasture that leaches (N content), per square kilometre
Unit
kg per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
170 places, 9,696 data points, 1961–2023
Last refreshed

Chickens — Manure left on pasture that leaches (N content) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.