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21:31 25/03/2019
Earth Hour is an annual environmental campaign organized by the World Wide Fund for Nature (WWF). The event is held annually encouraging individuals, communities, households and businesses to turn off their non-essential lights.
In 2019, with the theme of "Save energy, save earth", the event aims to deliver a message that energy use in manufacturing and living is one of the factor that causes climate change, affecting to natural environment and species’ life on Earth.
