The concept of standing to sue is a jurisdictional requirement that ensures only those who have a direct and tangible interest in a dispute can bring a case before a court. To establish standing, a plaintiff must show they have suffered an actual or imminent injury, that the injury was caused by the defendant, and that a court decision can provide a remedy. This doctrine is essential for preventing the judiciary from becoming a forum for general grievances or abstract policy debates. By limiting access to the courts, the doctrine preserves the separation of powers, ensuring that judges only resolve specific 'cases or controversies' as mandated by the Constitution. However, in cases involving environmental protection or public rights, the strict application of standing rules can be frustratingly narrow. When a project threatens an entire ecosystem, it is often difficult for an individual to prove a specific, personal injury that satisfies traditional standing requirements. This leads to situations where significant legal violations go unaddressed simply because no single person can meet the technical threshold for access. While the doctrine of standing serves an important administrative function, it should not be used as a barrier that shields illegal government or corporate actions from scrutiny. A more flexible interpretation in cases of broad public importance would better serve the interests of justice.