1
Statistical Digest of Rural England 2016. https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/579598/Statistical_Digest_of_Rural_England_2016_December_edition.pdf
2
Monitoring of Engagement with the Natural Environment. https://www.gov.uk/government/statistics/monitor-of-engagement-with-the-natural-environment-2015-to-2016
3
2011 Rural-Urban Classification of Local Authority Districts in England. http://www.ons.gov.uk/ons/guide-method/geography/products/area-classifications/2011-rural-urban/index.html
4
Monitoring of Engagement with the Natural Environment report 2013 - 2014. http://publications.naturalengland.org.uk/publication/6579788732956672
5
The Economic Impact of Outdoor Recreation in the UK - The Evidence. http://www.outdoorrecreationni.com/publication/benefits-of-outdoor-recreation/economy-2/reconomics-the-economic-impact-of-outdoor-recreation-in-the-uk-the-evidence-sport-and-recreation-alliance-2014/
6
The Economic Impact of Walking and HIll Walking in Wales. http://www.ramblers.org.uk/media-centre/press-releases/2011/july/wales-economic-report.aspx
7
ACRE - Action for Rural Communities. http://www.acre.org.uk/about-acre/who-we-are