THANE: Thane residents seem to have given thumbs up to eco-friendly visarjan as a majority of the Bappa idols immersed on the fifth day of Ganeshotsav were done in artificial ponds, civic data reveals. As many as 11,536 or around 64% of the total 17,836 Ganpati and Gauri idols including 171 sarvajanik idols immersions were done at the 15 designated artificial ponds while 42 special tanks in the city saw...