The district administration, Green Kalam and Mohamed Sathak Trust launched a mega campaign to plant one lakh saplings, with Collector K. Nanthakumar planting the first sapling at the Collectorate complex here on Monday.

Hundreds of school students also planted saplings at 50 designated sites across the district. Actor Vivekh, founder of Green Kalam, Deputy Inspector General of Police M. Ramasubramani, Superintendent of Police N. M. Mylvahanan and S.M. Hamid Abdul Quadir, Chairman of Mohamed Sathak College, were present when the Collector launched the event.