The UP government has decided to review all Public Private Partnership (PPP) projects in the state, including the ongoing ones like the Yamuna Expressway.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/govt-review-all-ppp-projects
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/habitat-and-urbanisation
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/yamuna
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-roads