Nepal, Aug. 8 -- Finally, the moment has arrived. After years of hearings and prolonged deliberations, the International Court of Justice (ICJ) has delivered a landmark Advisory Opinion (AO): nations have an obligation to address climate change.

This obligation is centred on the principle of the duty of care, which, in lay terms, implies the responsibility of governments to make efforts and take reasonable actions to avoid the harmful consequences of anthropogenic climate change, alongside the duty to cooperate with other nations globally.

Though the ruling is technically just an Advisory Opinion-meaning it is not legally binding-it is certain to greatly influence future climate-related court rulings around the world, further affirming ...