Asahi Shimbun: Three in four people are worried about the planet’s environmental state and nearly half support a "green" tax on consumption of petroleum, coal and other fossil fuels, a poll shows. In an Asahi Shimbun survey on global warming last November, respondents were asked to choose whether they thought the Earth was "very healthy," "healthy," "ill" or "seriously ill." In response, 76 percent said the Earth is "ill" or …