Sustrans - A civil engineering charity which designs and builds routes for cyclists, walkers and people with disabilities. Sustrans is promoting a 6,500-mile National Cycle Network for the UK. Centre for Sustainable Energy - CSE has three core aims, to promote energy efficiency and sustainable energy policy, to alleviate fuel poverty and promote affordable warmth and to promote a better understanding of sustainable energy development, from the community through to government. Bristol Friends of the Earth - Local branch of environmental campaign organisation. News, events, membership details. Avon Wildlife Trust - Voluntary group which manages eight wildlife reserves in Bristol and others in the former county of Avon: membership details, news, activities, diary, school visits and contact information. Windmill Hill City Farm - Information about the work of the farm, cafe, community education, play centre, and adventure playground. One World Wildlife - Local conservation charity that undertakes and supports ecological research, sustainable development initiatives and environmental education projects: profile, news, and contact information. Bristol Wildlife - Yahoo! group featuring discussion on local wildlife issues. Friends of Troopers Hill - Group of those who support a haven for wildlife in St George, east Bristol, on a hillside overlooking the River Avon. Information about Trooper's Hill and the activities of the group. Resource Futures - Includes news, information on recycling, re-use and reduction of waste materials, projects and resources. Malago Valley Conservation Group - A voluntary group which covers south-west Bristol - the BS13 area: programme, links, publications, projects, contact details. Streets Alive! - Local voluntary group that promotes car free street events: news, events, photo gallery, contact details.