» Kemerton Conservation Trust
   A charitable trust promoting the conservation and preservation natural and man made beauty through countryside stewardship in the Worcestershire, Gloucestershire and Herefordshire area.
   http://www.kemerton.org/

» Natural England
   The statutory service responsible for looking after the wild plants, animals, biodiversity, and natural features of England. Includes details of projects, programmes and publications, virtual tours of nature reserves, and volunteer information.
   http://www.naturalengland.org.uk/

» Peak District National Park Authority
   Features a learning zone and visitor information.
   http://www.peakdistrict-npa.gov.uk

» River Thames: Floating Down the River
   Includes geology, geography, statistics, navigation, history, pollution, locks, origins of place names, and boat mooring information.
   http://www.the-river-thames.co.uk/riverthames.htm

» Severn Bore
   Describes the tidal surge that sweeps up the estuary of the River Severn. Videos, pictures, and bore times.
   http://www.severn-bore.co.uk/

» Sussex Biodiversity Records Centre
   Works with naturalists to provide biological information on the species and habitats of Sussex. Reports on rare and protected species, surveys, designated and non-designated areas and key habitats and features.
   http://www.sxbrc.org.uk/