Following orders from the National Green Tribunal (NGT), the MCG has asked all its junior engineers to ensure that no tree under its jurisdiction is choked by concrete.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mcg-orders-125-metre-breathing-space-trees
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-gurgaon
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/haryana
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gurgaon-t
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trees
[6] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ngo