Related topics: climate change

Space the latest frontier for Earth Hour

Millions of people are expected to switch off their lights for Earth Hour Saturday in a global effort to raise awareness about climate change that will even be monitored from space.

Lights off as 'Earth Hour' circles the globe

Lights went off around the world as landmark buildings and ordinary homes flipped their switches while the annual "Earth Hour" circled the planet in what was dubbed the world's largest voluntary action for the environment.

World urged to use 'Earth Hour' to protect planet

From Sydney to Seoul, London to Lima, and Dubai to Davis Station in frozen Antarctica, hundreds of millions of people are expected to switch off their lights on Saturday to mark "Earth Hour".

Earth Hour aims for hope in darkened world

Lights will go out around the world Saturday with hundreds of millions of people set to take part in the Earth Hour climate change campaign, which this year will also mark Japan's earthquake and tsunami.

Earth Hour: from switching off to taking action

The Earth Hour global movement to help fight climate change is going beyond asking people to turn off their lights to making firm commitments to protect the environment, organisers said Wednesday.

Landmarks, cities worldwide unplug for Earth Hour

(AP) -- Europe's best known landmarks - including the Eiffel Tower, Big Ben and Rome's Colosseum - fell dark Saturday, following Sydney's Opera House and Beijing's Forbidden City in joining a global climate change protest, ...

From Beijing to Paris, world to go dark for Earth Hour

Global landmarks from Sydney's Opera House to the Forbidden City, to the glittering Las Vegas Strip, will be plunged into darkness Saturday as activists bid to reinvigorate the climate change fight.

Antarctica to Pyramids -- lights dim for Earth Hour (Update)

(AP) -- From an Antarctic research base to the Great Pyramids of Egypt and beyond, the world switched off the lights on Saturday for Earth Hour, dimming skyscrapers, city streets and some of the world's most recognizable ...

Billion people invited to switch off lights

Around a billion people living in the world's major cities are being invited to turn off their lights at 8:30 p.m. local time on Saturday for "Earth Hour," described as the biggest mass campaign to demand action on climate ...

Guide to galaxy for Earth Hour's starry, starry night

(PhysOrg.com) -- When cities turn off their lights for Earth Hour their occupants will get more than a warm and fuzzy green feeling, they will also see stars hundreds of trillions kilometres away lighting up a moonless night ...

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