Background: The Calcutta High Court recently heard a PIL filed by an environmental activist, seeking to stay an order passed by the state government allowing the felling of trees in an eco-sensitive zone. Parties: The PIL was filed by the activist, while the respondents included the state government and the forest department. Legal issues: The main issue before the court was whether the order passed by the state government was valid. Court observations: The court stayed the order, observing that the felling of trees in an eco-sensitive zone would cause irreparable harm to the environment. Significance: The order is significant as it provides relief to environmentalists who had been opposing the felling of trees. The court's decision also highlights the need for the government to consider the environmental impact of its decisions.