本powerpoint演示首先简要概述了南加州大都会水区。大都会保护计划的目标如下: 鼓励对水资源的投资 通过 向…提供经济援助 当地的商业和工业， 例如:捕获、处理和 重复使用水，否则排放至 下水道；和 改用更高效的水 减少水需求的设备。

This powerpoint presentation begins by providing a brief overview of the Metropolitan Water District of Southern California. Metropolitan's conservation program is presented with the program goal stated as encouraging investment in water saving process improvements by providing financial assistance to local businesses and industries, such as: equipment that captures, treats and reuses water otherwise discharged to the sewer; and, retrofit with more water efficient equipment that reduces water demand.