ICONIC buildings across Ireland turned their lights off and prevented the release of an estimated 30 tonnes of CO2 into the atmosphere during Earth Hour.

The floodlit cream shells of the famed Opera House dimmed today as Sydney became the world’s first major city to plunge itself into darkness for the second worldwide Earth Hour, a global campaign to highlight the threat of climate change.

Edmund Hillary, the man who conquered Mount Everest, will be given a state funeral, the New Zealand government said today.

The world’s biggest iceberg has begun moving again, nearly three months after it ran aground, threatening penguin breeding colonies and blocking ships supplying food and fuel to Antarctic research stations, officials said today.

The world’s largest iceberg appears to have run aground, posing more problems to scientific bases on Antarctica and penguin colonies, where tens of thousands of chicks face starvation.