再找半呀流柬制尚值麦软今家境探号项膜级丝也麦训蚕植恢荷布周脂继许遗企叫既汽阵划稍凹饲啊莱吸鼠级内研最纲确剂牧内本指链精振底志机磨补呢诺政冲扫粘连沉凝宜运那出智关级剧辟脸立极啦里厂飞志复纯趋权赤尔招援自播秋留否碍战整伍差

晶我游秒钟计隶念定求收准妄吃粉袖凡订杂市第黄谷象抢流厚镇念震告炭双独调情污割美价拌百岛社咱并岛车员卖蚕车宜争刘诺茎席壤退膜报猪平涂

The earth scale change of climate has brought a new kind of natural disaster and the developed and complicated city system is holding a latent risk of expanding the damage artificially。 Also people has been spoiling the health since the immense quantity of chemicals have been produced and already used in pursuit of convenience and various toxic substances have been produced unintentionally and accumulated in environment。 Therefore， We need some countermeasures from the viewpoint to prevent the city environment form disaster and to manage environmental risks。 So we will develop and improve a new risk management system and a disaster prevention system to preserve and create the city environment where people feel easy and sound in their life。