Earth hour launches alert for sustainability

At the 10th edition of this initiative that aims to draw attention to global warming, the symbol of Paris joined the other 350 landmarks like the Cathedral of Moscow and the "Khalifa Tower" in Dubai, United Arab Emirates.

In Portugal, the Jerónimos Monastery, Christ the King, the Tower of Belém, the Pena National Palace, Sintra National Palace, the Monserrate Palace, the castle of s. Jorge, the electricity Museum, the bridge of San Roque and keep, in Keys, the walls of Miranda do Douro, Porto de Mós Castle, the former overseas monument of Santa Comba Dão the Castle and the Church of the Augustinian, in Vila Viçosa, the walls of Serpa, and the monastery of s. Dinis in Odivelas, were some of the monuments that lights out this year in the name of sustainability.

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