Bangkok Post: Thailand must brace for a possible crisis over the next 20 years from an increase in world population, climate change and food and energy shortages, warns Privy Councillor Kasem Wattanachai. Speaking at the Thailand Vision 2027 seminar held yesterday by the National Economic and Social Development Board, Mr Kasem said the world population was expected to increase to six billion by 2030, nine billion in 2050 and 10 billion in 2060 with rapid growth in the developing world. He …