BHOPAL: A lecture by young environmentalist and thinker Sopan Joshi on ‘Vikas Ka Kalyug’ would be held at meeting hall of Swaraj Bhavan on Saturday from 6.30 pm onwards. It is noteworthy here that a book ‘Jal, Thal, Mal’ of Joshi was published recently. The programme is being organised by a magazine ‘Samas’ under the aegis of Raza Foundation, New Delhi.