3月28日20时30分，全球3000多个城市参与的“地球一小时”接力行动抵达北京，国家大剧院、鸟巢、水立方、银泰中心等北京20多个标志性建筑地球一小时，倡导节能减排，应对气候变化。这是中国首次参加“地球一小时”行动。
中国北京：3月28日，“水立方”灯光逐渐熄灭的过程。
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