A resident hangs a note on a tree to show her concern about climate change during the "Defend Our Climate" rally outside Science World in Vancouver, Canada, Nov. 16, 2013. Over 130 communities across Canada participate in the "Defend Our Climate" parade to emphasize the urgent needs for the government to take action in preventing climate change. In Vancouver, about 5,000 people participate the event to protest against the pipeline project hurting the environment in northern British Columbia. [Photo/Xinhua]