Ecological experts lay environment plans for city

　　(From Page 1)Responding to questions by Shenzhen Energy Group, regarding high costs in waste water and product treatments, Klaus Hoppe, chief executive of Energy Planning Authorities in Germany, said Shenzhen’s power stations should upgrade their facilities by introducing advanced technologies.Joe Carter, a senior architect with a Canadian company in Beijing, said the construction of an ecological neighbor in a compact city like Shenzhen should take full consideration of its variety, energy saving and resources renewal.His idea was echoed by Jiang Youxu, an academician from the Chinese Academy of Sciences, who advocated enforced rubbish classification education.