A community land trust is a nonprofit corporation that develops and stewards affordable housing, community gardens, civic buildings, commercial spaces and other community assets on behalf of a community. “CLTs” balance the needs of individuals to access land and maintain security of tenure with a community’s need to maintain affordability, economic diversity and local access to essential services - wikipedia 
Here we can research topics of local and international interest to do with urban regeneration, gentrification, farming and agriculture - in the context of defining new legal structures for land ownership:
- mycommunity.org.uk
- sharedassets.org.uk