More than half a million people around the world took part in climate change marches over the weekend, a co-organizer said on Sunday, as protesters urged politicians to take action.
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From Sydney to Stockholm and Cairo to Cape Town, an estimated 570,000 took to the streets in 2,300 separate events across 175 countries, a new record for a set of global marches, co-organizer Avaaz said.
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"This is the problem of our generation and the next," said Katia Herault, a climate protester in London who had only a Nemo costume protecting her from pouring rain and howling winds.
The 37-year-old Frenchwoman was one of around 50,000 marchers at London's Hyde Park on Sunday calling for action on the eve of the United Nations climate summit in Paris.
Many were dressed in animal costumes -- from bumblebees to cows, from polar bears to exotic fish -- while others brandished placards reading: "There is no planet B", "Our Children Need a Future" and "We Want 100 percent Clean Energy" in scenes replicated across the world.
At the London event, Oscar-winners and multi-million selling musicians rubbed shoulders with protesters from the Pacific islands to Scandinavia.
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"This is very personal to me. This is to do with my land. This is to do with our people," said 37-year-old Mikaele Maiava from the Tokelau islands, a territory of New Zealand threatened by rising waters.
Fashion designer Vivienne Westwood was also on the march from Hyde Park to the British parliament as leaders from 150 countries prepare to meet in Paris to hammer out a plan to cut emissions.
Actress Emma Thompson, who has campaigned against oil drilling in the Arctic, said she had seen the effects of climate change during a visit there last year.
"It helped me understand in a much more visceral, real way what was happening to the planet," the actress told AFP.
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"So I'm here today to really get behind the climate summit in Paris which is actually a really historical event.
Rocker Peter Gabriel, founder of the band Genesis, said climate change was "a serious threat" and said any pact negotiated in Paris should have a "real means of enforcing the talk, which I'm sure will be in abundance."
"Politicians want to get re-elected. If there's enough of us, and this is happening all over the world, then they will respond," he said.