Brands sign up for Earth Hour support

SYDNEY - Earth Hour, the Leo Burnett Sydney-developed lights-out campaign for WWF to raise awareness of global warming, resulted in the city registering a 10.2 per cent drop in energy consumed on 31 March, far exceeding the targeted five per cent.

Please sign in below or access limited articles a month after free, fast registration.

 If you don’t yet have an account, you can register for free to unlock additional content. For full access to everything we offer, view our subscription plans.

Register for free

✓ Access limited free articles each month

✓ Email bulletins – top industry news and insights delivered straight to your inbox

Subscribe

✓ Unlimited access to all Campaign Asia content

✓ Real-world campaign case studies and career insights

✓ Exclusive reports, industry news, and annual features