Thought you may be interested in http://community.foe.co.uk - Friends of the Earth's Community website where people interested in taking action in their local community can find information, tools and resources, and share ideas and opinions with other like-minded people.
http://community.foe.co.uk includes an events calendar, which you can add events to yourself, discussion forums, and a wide variety of guides and other useful resources to help make your campaign a success.
GreenNet provides a unique anti-spam service geared to NGOs, the voluntary sector, charities and activists.
