Greenpeace International executive director Kumi Naidoo was among those escorted from the conference centre for leading the protest.

BBC: UN climate talks publish revised draft text

Greenpeace International said the report revealed a "climate emergency" which the world's richest nations needed to tackle urgently.

CNN: Climate report prompts action call

Greenpeace International, a vocal opponent of genetically modified crops, is skeptical that zinc fingers can evade the GMO labeling.

FORBES: A Whole New Crop

Speaking on board the platform, Greenpeace International's Executive Director Kumi Naidoo said it was "not a question of if an oil spill will happen, but when".

BBC: Greenpeace activists board Russian Gazprom oil platform

But Greenpeace International called it a "wasted opportunity".

BBC: World risks 'dirty' energy future

Organizations like Sea Shepherd, Greenpeace, The International Fund for Animal Welfare, the Humane Society and -- yes -- People for the Ethical Treatment of Animals all campaign in various ways to stop the decimation of whales and other intelligent creatures of the sea.

CNN: Free the killer whale

Rainforests worldwide are currently being cleared at a rate of 1.5 acres per second, according to the international environmental organisation Greenpeace.

BBC: The repercussions of rainforest reduction

"Toxins, bad air, polluted drinking water -- all these are the problems China is facing, " says Ho Wai Chi of the international environmental group Greenpeace.

CNN: China's industrial growth fuels major pollution problems