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UK landmarks go dark for Earth Hour
Landmarks across the UK have gone dark for Earth Hour, with lights switched off from 8.30pm for an hour, as part of a global effort to raise awareness about climate change.
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- ITV Report
World landmarks switch off lights for Earth Hour
Lights across Toronto turned off for Earth Hour
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Before and after: Times Square in the dark
One Times Square switched off its iconic lights, to mark Earth Hour this evening. Landmarks across the globe turned off their lights at 8.30pm local time in a show of support for renewable energy.
Times Square blacks out for Earth Hour
New York's iconic Times Square has turned its lights out to mark Earth Hour, a global initiative raising awareness on climate change.
Buenos Aires in the dark as hundreds mark Earth Hour
The lights have gone out in the Argentinian capital of Buenos Aires, as the last few countries mark Earth Hour today.
Lights out at UN headquarters for Earth Hour
The United Nations headquarters in New York has switched off its lights as the city went dark for Earth Hour. The UN took part in the initiative alongside the WWF.
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- ITV Report
UK landmarks go dark for Earth Hour
Lights go out at Senedd in Cardiff Bay for Earth Hour
The lights have gone out at Senedd, Cardiff Bay for Earth Hour as part of a global effort to raise awareness about climate change.
Sophie Ellis-Bextor wears LED light dress for Earth Hour
Sophie Ellis-Bextor has performed in an LED light dress for Earth Hour.
Big Ben and Parliament go dark for Earth Hour
Big Ben and the Houses of Parliament have gone dark for Earth Hour.
Latest ITV News reports
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World landmarks switch off lights for Earth Hour
Cities across the world switched off their lights to mark this year's 'Earth Hour' movement on Saturday.
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UK landmarks go dark for Earth Hour
Big Ben, the Houses of Parliament and UK landmarks went dark for an hour tonight as the UK took part in Earth Hour.