Against the biggest problem the world has ever faced, the biggest demonstration the world has ever seen Against the biggest problem the world has ever faced, the biggest demonstration the world has ...
UNESCO will partner with World Wildlife Fund (WWF) for Earth Hour, one of the world's largest and most well-known environmental campaigns in the world. UNESCO has invited World Heritage sites to ...
LONDON — Hundreds of world landmarks from Berlin's Brandenburg Gate to the Great Wall of China went dark Saturday, part of a global effort to highlight climate change. Earth Hour, held on the last ...
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