(EnergyAsia, June 7) — Stung by rising energy costs, Saha, Thailand’s largest consumer products group, said it plans to invest up to 1.4 billion baht in building two new biomass power plants. (US$1=38 baht).   Chairman Boonsithi Chokwatana said the plants could halve the group’s energy costs, which are set to rise further with record…