1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973

1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s

Contents

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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Categories

Categories:

1968 establishments
1968 in the environment
Protected areas established in the 1960s
Protected areas by year of establishment