Nigeria | Terrestrial protected areas (sq. km)
Terrestrial protected areas are those officially documented by national authorities.
| year | value |
|---|---|
| 1960 | |
| 1961 | |
| 1962 | |
| 1963 | |
| 1964 | |
| 1965 | |
| 1966 | |
| 1967 | |
| 1968 | |
| 1969 | |
| 1970 | |
| 1971 | |
| 1972 | |
| 1973 | |
| 1974 | |
| 1975 | |
| 1976 | |
| 1977 | |
| 1978 | |
| 1979 | |
| 1980 | |
| 1981 | |
| 1982 | |
| 1983 | |
| 1984 | |
| 1985 | |
| 1986 | |
| 1987 | |
| 1988 | |
| 1989 | |
| 1990 | 106875.30550837 |
| 1991 | 118085.60729232 |
| 1992 | 118085.60729232 |
| 1993 | 118085.60729232 |
| 1994 | 118085.60729232 |
| 1995 | 118085.60729232 |
| 1996 | 118085.60729232 |
| 1997 | 118085.60729232 |
| 1998 | 118085.60729232 |
| 1999 | 118656.95315291 |
| 2000 | 118656.95315291 |
| 2001 | 118656.95315291 |
| 2002 | 118656.95315291 |
| 2003 | 118656.95315291 |
| 2004 | 118656.95315291 |
| 2005 | 118656.95315291 |
| 2006 | 118656.95315291 |
| 2007 | 118656.95315291 |
| 2008 | 118656.95315291 |
| 2009 | 118656.95315291 |
| 2010 | 118656.95315291 |
| 2011 | |
| 2012 |
Nigeria | Terrestrial protected areas (sq. km)
Terrestrial protected areas are those officially documented by national authorities.