Datasets About Activity Stream Order by Relevance Name Ascending Name Descending Last Modified Go 1 dataset found Tags: NNR Filter Results National Nature Reserves - England A National Nature Reserve (NNR) is the land declared under the National Parks and Access to the Countryside Act 1949 or Wildlife and Countryside Act (1981) as amended. The data... HTML ArcGIS GeoServices REST API CSV GeoJSON ZIP KML