THIRUVANANTHAPURAM: The environmentalists in the city, including Sugathakumari, G. Shankar, Sridhar P., Eldo Pachilakadan and R. Ajayan, have put forward a series of recommendations on tree-felling in the city. These recommendations were made at a discussion the greens had with PWD Minister Mons Joseph, Forest Minister Binoy Viswam and Law Minister M Vijayakumar.