Yomiuri Shimbun: Natural disasters caused by climate change are seriously threatening people’s lives. At the summit meeting of the Group of Eight major countries, set to open Monday in Toyakocho, Hokkaido, world leaders will discuss assistance measures to support environmentally vulnerable areas in developing countries and new international rules to protect human lives. In this three-part series, we will focus on global environmental problems expected to be taken up at the G-8 meeting. …