| Tiger Task Force presentation in 2005 |
| Challenges in water security (Parliament in August 2005) |
| The story of pesticides in Coke-Pepsi and…(Bangalore, October 2006) |
| Define what is ‘potable’ (Briefing workshop August 2004) |
| Food Safety and Standards Bill: Whose interests does it protect? (November 2005) |
| Drinking water scenario in rural areas in the country: Presentation to the Standing Committee on Rural Development (February 2007) |
| Making mining ‘work’ for development: Submission to the Group of Ministers (June 2007) |
| Yamuna presentation to Planning Commission (May 2007) |
| Sanitation beyond toilets: the challenge of ‘new’ thinking and ‘innovative’ technologies for water and sanitation (November 2008) |
| Leapfrog to clean air: Kolkata’s agenda for action (February 2009) |
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