Vietnam saved 448,000 kWh of electricity, equivalent to approximately VND942.2 million (US$36,800), during Earth Hour 2025, which took place from 8:30 to 9:30 pm on March 22, according to the National Power System and Market Operation Company (NSMO).

Earth Hour 2025, themed "Green Transition – Green Future", kicked off at Hoan Kiem Lake on March 22 morning, drawing thousands of residents, organisations, and businesses in a show of solidarity.

VOV.VN - Hanoi will launch its Earth Hour 2025 campaign on March 22, aiming to raise public awareness about energy conservation, environmental protection, and the nationwide transition to sustainable energy.

Nearly 2,000 people joined a running event in Hanoi on March 8 to support the Earth Hour 2025 Campaign, highlighting Vietnam’s commitment to energy conservation and environmental sustainability.

VOV.VN - Roughly 1,500 people took part in a race held at the Thong Nhat Park in Hanoi in response to the 2024 Earth Hour campaign.

VOV.VN - The Ministry of Industry and Trade has sent a document to People's Committees in various cities and provinces nationwide and to Vietnam Electricity Group (EVN) on implementing activities to respond to the Earth Hour Campaign 2024.

VOV.VN - Local residents in Ho Chi Minh City and Hue City turned off lights for an hour on March 25 evening to mark Earth Hour 2023.

VOV.VN - The Ministry of Natural Resources and Environment (MoNRE), in collaboration with the People’s Committee of Hoa Binh province, held a national-level ceremony on March 23 in response to the World Water Day (March 22), the World Meteorological Day (March 23), and the Earth Hour 2023.

The Ministry of Natural Resources and Environment has asked other ministries, agencies, sectors, localities, and organisations to take practical and effective activities to mark the World Water Day (March 22), the World Meteorological Day (March 23), and the Earth Hour 2023 (March 25).

More than 1,000 people joined a Race for Earth Hour 2023, which took place around Hoan Kiem Lake in the heart of Hanoi capital on March 18.