In Pictures: Earth Hour marks its tenth anniversary - The Straits Times

The Straits Times
In Pictures: Earth Hour marks its tenth anniversary
The Straits Times
2017 marks the tenth anniversary of Earth Hour, an annual bid to raise awareness about global warming caused by the burning of coal, oil and gas to power cars and power plants. The Marina Bay skyline darkens for Earth Hour at 8.35pm on March 25, 2017.