In 2009 -10, Sanjay Gubbi at WCS India carried out his research project on the impact of traffic, road construction and current wildlife mitigation measures funded by 21st Century Tiger.
His paper is published here:
Sanjay Gubbi, H. C. Poornesha and M. D. Madhusudan 2012, Impact of vehicular traffic on the use of highway edges by large mammals in a South Indian wildlife reserve CURRENT SCIENCE, VOL. 102, NO. 7, 10 APRIL 2012