WSD Annual Report 2022/23

全面水資源管理策略 水資源於本港的未來擔當著關鍵促成的角色,它不僅滋養生命萬物,更為家庭和社會經 濟提供動力。然而,隨著社會與經濟急速發展,用水需求日增、氣候變化影響加劇及實 現碳中和的承諾,管理和增加水資源和基礎設施的挑戰性亦與日俱增。為確保本港長遠 享有穩健及具應變力的供水,水務署制定全面的水資源管理策略,務求以智慧和策略性 的方式來管理我們的水資源。 Water plays a key enabling role in our city of the future. It powers homes, economies and nourishes all life. However, with the rapid social and economic development, growing water demand, accelerating impacts of climate change and the commitment to achieving carbon neutrality, managing and expanding water sources and infrastructure have become increasingly challenging. To ensure sustainability and resilience of Hong Kong’s water supplies in the long run, the WSD has formulated a holistic water management strategy for smart and strategic management of our water resources. 全面水資源管理 Total Water Management 自二零零八年推行以來,「全面水資源管理策略」(「策略」) 已成為促進香港社會和經濟發展的可持續用水藍圖。水務署與 國際專家和顧問公司於二零一九年進行「策略」檢討及修訂, 修訂後的「策略」(「策略2019」)採用雙管齊下的方式,著 重控制食水需求增長,以及利用多元化的水資源提升食水供應 的應變能力,以應對氣候變化的極端影響。 「策略2019」亦更新了至二零四零年用水需求和供應的推算方 法及預測。根據政府統計處的預期人口增長情景,並考慮氣候 變化導致每年雨量減少,如在實施用水需求管理措施的前提 下,令每年食水需求量減至10 億立方米內,目前的食水供應將 能應付二零四零年的預測用水需求。 TOTAL WATER MANAGEMENT Implemented since 2008, the Total Water Management Strategy has served as the road map for the sustainable use of water supporting the social and economic development in Hong Kong. Following the review of the Strategy in 2019 conducted with international experts and consultants, the WSD has updated it to adopt a two-pronged approach which focuses on containing water demands and building resilience in the fresh water supply with diversified water resources with a view to addressing the extreme effects of climate change. The 2019 Strategy Review also updated the forecast of water demand and supply methodologies and projections up to 2040. Under the expected population growth scenario provided by the Census and Statistics Department and taken into consideration the annual rainfall reduction due to climate change, the current fresh water supply arrangements will be able to meet the forecast demand up to 2040, provided that the demand management measures are implemented to reduce the annual fresh water demand to within 990 million m3. 水務署 二零二二至二三年年報 WSD Annual Report 2022/23 17 Scale up 升 級 開 拓

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