大半夜12点儿终于把作业写完了
Speeding 0:48 Melting glaciersleads to the rising of sea level from 2003 to 2009. The place most ofthe melting occurred. The glacier andice sheet affect a lot. 1:20 ice shelf collapsescause creatures that were rare in the ocean production ramp up. One expeditionshows that sea squirts had taken over the area of the seafloor Then the seasquirts were gone, and all of a sudden the glass sponges had tripled 1:32 The new discoveryshows that the solar system has a tail, which resembles a four-leaf clover 1:31 The researchersfound definitive evidences to prove that T. rex did hurt for live prey. Show the exampleof its tooth. Then another finding. 1:07 We can use toothto conform whether it is T.rex or not. Some palaeontologists’thoughts. Obstacle: 3:41 Natural habitats couldprotect coastline from hazards such as hurricane storm surges. coastal-defenceplanning is mentioned to emphasis the attention of restoring naturalprotectors. The researchers synthesizea hazard model for the UScoast. The meaning of the model. |