You may find these websites useful
Main TCV website TCV works with thousands of volunteers across the UK, helping them to discover, improve and enjoy their local green spaces and by doing so create happier and healthier communities.
Gatwick Greenspace Partnership is a Living Landscape project. It works to benefit people, wildlife and the countryside around the airport. They have regular work parties.
Friends of St Leonard’s Forest is a group of volunteers, working with Gatwick Greenspace, to restore and better manage the heathland in the forest. This old established group meets on the fourth Sunday of each month.
Friends of Chesworth Farm supports the farm as a unique site for informal recreation and appreciation of farmland wildlife. The site lists wildlife sightings and has some great photos.
Friends of Warnham LNR aim to foster and promote an appreciation of the reserve. They aim to benefit the wildlife and the natural history of the site and increase the enjoyment of members and the public. Take a look at the photos and photomicrography.
Sussex Wildlife Trust The leading conservation organisation covering Brighton and Hove, East and West Sussex. Areas of interest include downland, woodland, wetland and heath. Activities include environmental education, working with landowners, companies and communities to conserve Sussex.
Horsham Natural History Society aims to entertain and inform its members about all aspects of natural history. It also carries out practical countryside surveys from time to time in local sites of interest.
The Woodland Trust is the UK’s leading conservation charity dedicated to the protection of our native woodland heritage. The site is specially relevant in helping with tree identification.
West Sussex County Council supports and encourages nature conservation in a variety of ways. Visit their site, click on ‘Leisure’ and search the various headings. Lots of stuff.
Offwell Woodland & Wildlife Trust. A huge reference site for British wildlife, conservation and environmental education.