Applying this standard, the court rejected a plan to remove all the oil-impregnated mangrove plants and replace them with containerized plants as too costly and destructive to the remaining natural environment.

• 根据这个标准，法院驳回了一项旨在清除所有被油污浸渍过的红树，用集装箱装运来新的植物进行种植的计划，理由是该计划开支过大并会破坏余下的自然环境。