While much has been talked about encouraging public transport and making Delhi roads pedestrian and cycle-friendly, nothing concrete has been done about it till date.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/metros-85-bicycles-cater-25l-commuters
[2] http://admin.indiaenvironmentportal.org.in/category/author/sharbani-banerjee
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/statesman-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/public-transport
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cycles
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pedestrians
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi-metro-rail-corporation-dmrc
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sunita-narain
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/transport