The Supreme Court of India has ruled that environmental clearance is mandatory for all projects, regardless of their size or scope. Background: The case originated from a petition challenging the environmental clearance granted to a mining project. Parties: The petitioners argued that the environmental clearance was granted without adequate assessment and consultation. Legal issues: The court examined the environmental laws and regulations, as well as the principles of sustainable development. Court observations: The Supreme Court observed that environmental clearance is essential for ensuring that projects are environmentally sustainable and do not cause harm to the environment. Significance: This judgment has significant implications for promoting environmental sustainability and ensuring that projects are designed and implemented in an environmentally responsible manner.