The design of the ubiquitous bullock cart has been modified to make it into a profitable enterprise by overcoming its main drawback
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/bullock-cart-its-new-avatar
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/development
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rural-transport
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/technology
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka