Who won the Nobel Peace Prize in 2007 for flagging environmental issues?

Correct option is B

In 2007, the Nobel Peace Prize was awarded jointly to the Intergovernmental Panel on Climate Change (IPCC) and Al Gore for their efforts in building awareness of human-caused climate change and laying the foundations for the efforts to counteract it. Al Gore, the former Vice President of the United States, was recognized for his advocacy and work to raise global awareness about climate change, particularly through his documentary "An Inconvenient Truth." The IPCC, a body of the United Nations, was recognized for its scientific reports and its work in addressing climate change.

• World Wide Fund for Nature (WWF) – A leading conservation organization.
• Greenpeace – An environmental NGO known for activism against pollution and deforestation.
• Sierra Club – A U.S.-based environmental organization promoting conservation efforts.