From the Sydney Opera House to the United Nations through the Eiffel Tower, many monuments have been plunged into darkness throughout the planet for an hour on Saturday for the "Earth Hour", a light-extinguishing operation destined to to mobilize against climate change and to safeguard nature.
Shanghai Tower, Victoria Harbour in Hong Kong, Burj Khalifa Tower in Dubai, red square, Egyptian pyramids, St. Peter's Basilica, Brandenburg Gate, triumphal arch, Big Ben, Acropolis… countless sites, monuments and buildings in 180 countries have extinguished each other their fires between 8.30 pm and 9.30 pm local time, over time zones.
In Cali, Colombia, candles were lighted and arranged in such a way as to form a "60 +", logo of this operation organized by the WWF, which celebrated its 13th edition.
"We are the first generation to know that we are destroying the world. And we might be the last one to be able to do something about it, "says the NGO. "We have the solutions, we just need to make our voices heard."
Dermot O'Gorman, WWF Director in Australia, told AFP that the operation consisted of "hundreds of millions of people around the world to show that not only do we need urgent action on climate change but also that We must protect our planet. "
Dozens of companies joined the movement.
In 2007, Sydney launched this unprecedented operation to appeal to the public authorities. Since then, the movement has taken over the world, while global warming is increasing under the effect of greenhouse gases at levels of emissions and record concentration.
Last year, nearly 7,000 cities in 187 countries had turned off their iconic buildings, from Singapore to Honolulu, through Sydney, Moscow, or Washington, according to the organizers.
Several major appointments will be announced in 2020, including the UN Conference on biodiversity in China and the Congress of the International Union for the conservation of nature (IUCN) in France.
According to the latest "living planet" report published by WWF in 2018, from 1970 to 2014, vertebrate populations-fish, birds, mammals, amphibians and reptiles-fell by 60% globally. A decline of 89% in the tropics, in South and Central America.