By taking the Beibu Gulf in Guangxi Zhuang Autonomous Region of China for example,RMPP mode was proposed on the basis of the original RMP analysis to analyze the relationship among resource,market,product and protecti...By taking the Beibu Gulf in Guangxi Zhuang Autonomous Region of China for example,RMPP mode was proposed on the basis of the original RMP analysis to analyze the relationship among resource,market,product and protection of local oceanfront tourism.Sustainable development mode of oceanfront ecotourism was discussed,and implementation strategies were given.It was stressed that resource development should be transformed from resource planning to ecological protection,production design should follow the road of innovative development,market development should be transformed from 3S to 3N,regional cooperation should be enhanced to ensure the government instruction and community participation.This study was to propose new concepts for the protection and development of oceanfront ecotourism resources,and also references for the ecotourism development of Beibu Gulf.展开更多
古海岸线重建能为理解全球气候变化和海陆格局演变提供重要的线索。笔者等基于钻孔资料重建了北部湾—雷琼地区新生代以来古海岸线变迁与琼州海峡演变过程。结果表明,北部湾—雷州半岛—海南岛(雷琼地区)新生代经历了古近纪北部湾古湖...古海岸线重建能为理解全球气候变化和海陆格局演变提供重要的线索。笔者等基于钻孔资料重建了北部湾—雷琼地区新生代以来古海岸线变迁与琼州海峡演变过程。结果表明,北部湾—雷州半岛—海南岛(雷琼地区)新生代经历了古近纪北部湾古湖、新近纪—早更新世早期古琼州海峡、早更新世晚期—晚更新世峡湾和全新世琼州海峡四个演化阶段。古近纪北部湾形成NEE向互不连通的断陷盆地并充填河—湖相沉积,渐新世晚期海水间歇性入侵北部湾古湖并连通孤立的断陷盆地;中新世早—中期(23.3~10.4 Ma)南海西北部海岸线快速后退,北部湾古湖演变为古琼州海峡,中新世晚期—上新世(10.4~2.58 Ma)海岸线继续后退形成宽阔的古琼州海峡,早更新世早期海退及火山喷发导致古琼州海峡萎缩;早更新世晚期—晚更新世气候频繁波动控制了峡湾与陆地的不断转化,而末次盛冰期大幅度海退直接导致北部湾—雷琼地区从海转陆;15~12 ka BP以来海岸线快速后退并在12~11 ka BP期间短暂停留,北部湾再次由陆转海,之后海平面继续上升,琼州海峡于11 ka BP自西向东完全打开,至6 ka BP海平面达到现今海平面以上2 m左右,现今海陆格局形成。展开更多
文摘By taking the Beibu Gulf in Guangxi Zhuang Autonomous Region of China for example,RMPP mode was proposed on the basis of the original RMP analysis to analyze the relationship among resource,market,product and protection of local oceanfront tourism.Sustainable development mode of oceanfront ecotourism was discussed,and implementation strategies were given.It was stressed that resource development should be transformed from resource planning to ecological protection,production design should follow the road of innovative development,market development should be transformed from 3S to 3N,regional cooperation should be enhanced to ensure the government instruction and community participation.This study was to propose new concepts for the protection and development of oceanfront ecotourism resources,and also references for the ecotourism development of Beibu Gulf.
文摘古海岸线重建能为理解全球气候变化和海陆格局演变提供重要的线索。笔者等基于钻孔资料重建了北部湾—雷琼地区新生代以来古海岸线变迁与琼州海峡演变过程。结果表明,北部湾—雷州半岛—海南岛(雷琼地区)新生代经历了古近纪北部湾古湖、新近纪—早更新世早期古琼州海峡、早更新世晚期—晚更新世峡湾和全新世琼州海峡四个演化阶段。古近纪北部湾形成NEE向互不连通的断陷盆地并充填河—湖相沉积,渐新世晚期海水间歇性入侵北部湾古湖并连通孤立的断陷盆地;中新世早—中期(23.3~10.4 Ma)南海西北部海岸线快速后退,北部湾古湖演变为古琼州海峡,中新世晚期—上新世(10.4~2.58 Ma)海岸线继续后退形成宽阔的古琼州海峡,早更新世早期海退及火山喷发导致古琼州海峡萎缩;早更新世晚期—晚更新世气候频繁波动控制了峡湾与陆地的不断转化,而末次盛冰期大幅度海退直接导致北部湾—雷琼地区从海转陆;15~12 ka BP以来海岸线快速后退并在12~11 ka BP期间短暂停留,北部湾再次由陆转海,之后海平面继续上升,琼州海峡于11 ka BP自西向东完全打开,至6 ka BP海平面达到现今海平面以上2 m左右,现今海陆格局形成。
