Punjab lost almost two lakh trees every year to development works in the past five years (2011-12 to 2015-16).
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/9-lakh-trees-gone-5-years
[2] http://admin.indiaenvironmentportal.org.in/category/author/vishav-bharti
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/tribune-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/punjab
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trees
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/deforestation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/highways
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-green-trbunal-ngt
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests