In Japan, world leaders at the G8 summit have announced they would work toward cutting carbon emissions by at least 50 percent by 2050. The White House hailed the declaration as a major step forward, but environmental campaigners criticized the lack of a commitment to midterm targets. Global warming ties into other big themes, such as soaring food and fuel prices, being discussed at the three-day summit. We go to Hokkaido to speak with Walden Bello of Focus on the Global South. [includes rush transcript]