At 8.30pm cities around the world turned off lights on March 29, 2014 for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
This combo picture shows Yokohama city's landmarks World Porters shopping mall (R) and a Ferris wheel (L) submerging into darkness for the Earth Hour environmental campaign in Yokohama, suburban Tokyo on March 29, 2014. International scientists gathered for a week-long meeting of the Intergovernmental Panel on Climate Change (IPCC) Working Group II in Yokohama, centred on a grim climate change report that warned of floods and drought that could stoke conflicts and wreak havoc on the global economy.
Children dressed as spiderman throw "spider thread" for the count down of the Earth Hour environmental campaign event in suburban Tokyo on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
The Sydney Harbour Bridge is seen plunged into darkness for the Earth Hour environmental campaign, among the first landmarks around the world to dim their lights for the event, on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
Tourists pose in front of the Sydney Opera House and the Harbour Bridge before they plunged into darkness for the Earth Hour environmental campaign, among the first landmarks around the world to dim their lights for the event, on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
This combination image of two photographs shows the landmark Taipei 101 building before (L) and after (R) its lights were turned off in observation of Earth Hour in Taipei on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
A man arranges lit candles to mark Earth Hour in Manila on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
A general view shows the Marina Bay Sands before the lights are switched off to mark Earth Hour in Singapore on March 29, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
Volunteers wave flags to commemerate of Earth Hour in Singapore on March 29th, 2014. Lights went out in some 7,000 cities and towns from New York to New Zealand for Earth Hour which this year aimed to raise hundreds of thousands of dollars for green projects.
This combination picture of two photographs show the Wat Arun Ratchawararam Ratchawaramahawihan Buddhist temple before (top) and after (bottom) its lights were turned off to mark Earth Hour in Bangkok on March 29, 2014. Lights went off in some 7,000 cities around the world for this weekend's Earth Hour event, which aimed to raise hundreds of thousands of dollars for environmental projects worldwide.
This combination picture of two photographs show the landmark India Gate monument before (L) and after (R) the lights were turned off to mark Earth Hour in New Delhi on March 29, 2014. Lights went off in some 7,000 cities around the world for this weekend's Earth Hour event, which aimed to raise hundreds of thousands of dollars for environmental projects worldwide.
A combination of two pictures shows the Petronas towers in Kuala Lumpur before and after the lights were switched off for earth hour on March 29, 2014. Lights went off in thousands of cities and towns across the world on for the annual Earth Hour campaign, which is aiming to raise money via the Internet for local environmental projects.
