Telegraph: The Pennbury plan for a 12,000 home development near Leicester is one of 12 shortlisted by ministers as part of their plans to build a string of environmentally sustainable new towns across the country. But a leading consultancy on urban design and planning has damned the Pennbury scheme, submitted by the Co-operative supermarket and property group, as economically “unsustainable”, “ambiguous” and “fundamentally weak”. The Halcrow Group, which was commissioned by four local …