▲温哥华要求商业大楼和住宅大楼报告并逐步降低碳排量。
温哥华市成了加拿大第一个管制建筑物碳排放量的城市,要求商业大楼和住宅大楼报告碳排量并逐步降低,希望达到2050年净零目标。这项规定将于6月生效。
这项名为「年度温室气体及能源限制」(Annual Greenhouse Gas and Energy
Limits)的规定是加拿大城市的创举,目标是在2030年将大型建筑物的碳排放量减少50%,2050年达到净零目标。新法将于6月1日正式生效。
温哥华市政府表示,法令要求建筑物的拥有者和管理者需报告每栋建筑物的能源使用量及温室气体强度(greenhouse gas
intensity,简称GHGi)。2026年起会对违规者处以高额罚款。
施奈德电机公司(Schneider Electric)总裁海特曼(Emily
Heitman)说:「温哥华人口不断涌入,有越来越多高楼大厦,新法有助减少城市的碳排,目前在温哥华55%碳排放量是来自建筑物。」
这几年温哥华新建的大楼都呈现智慧型、科技风,重视节能减碳,但就算老建筑,也可以透过改用再生能源、冷暖气优化和升级、数位技术等来提高能源效率。海特曼说:「屋顶太阳能板就是一个例子,还可以在建筑物中设置更好的隔热、加热和冷却系统等。」
卑诗省近几年经历极端天气伤害,山火、水灾不断,太平洋滨的卑诗省一向是加拿大最重视环保的省分,因此海特曼相信温哥华市民会欣见这个转变。她预期温哥华的创举将引领加拿大其他城市也建立类似的标准。
海特曼说,这不仅有利环境,也对民众荷包、企业经济有帮助。「提高能源效率意味着支付更低的电费,而建筑升级工程会对当地企业有帮助。」
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