As some of these plant and animal species are under the threat of extinction , trading of these species is regulated , " he said 由于部分动植物遭过度采捕，正面临绝种的威胁，因此需要管制这些物种的贸易活动。
World wildlife fund international announces protection of 11 endangered animal and plant species in the mountain range of central ? u l ? c ( vietnam ) 世界野生动物基金会宣布保护悠乐（越南）中部山区里十一种濒临绝种的动物与植物。
In a synthesis of such studies , the report concluded that 30 % of species face an increased risk of extinction if temperatures rise by 2 ? c ( 3 . 6 ? f ) 总结这些研究之后，该报告推出的结论是，如果温度上升2摄氏度， 30 %的物种将面临绝种的风险。
In a synthesis of such studies , the report concluded that 30 % of species face an increased risk of extinction if temperatures rise by 2 & ordm ; c ( 3 . 6 & ordm ; f ) 总结这些研究之后，该报告推出的结论是，如果温度上升2摄氏度， 30 %的物种将面临绝种的风险。
The cause of the permian extinction might have been global cooling , volcanic eruptions , or a decrease in the continental shelf area during the formation of pangaea 二叠纪绝种的起因也许已经是全球性冷却,火山爆发,或减退在大陆架区域在pangaea的形成期间。
As some of these plant and animal species are under the threat of extinction , import and export of these species is regulated under an international convention 由于部分动植物遭过度采捕，正面临绝种的威胁，因此一项国际公约正规管这些濒危物种的进出口活动。
China conducts large - scale scientific exploration to save a rare species of plant facing extinction at the three gorges project , the world ' s largest water control facility 中国进行大规模科学探索，以保存世界最大水库长江三峡大坝其附近区域濒临绝种的稀有植物。
Spain holds special ceremony to welcome two giant pandas on a ten - year loan from china to enhance friendship and mutual cooperation in protecting the endangered bears 西班牙举行特别庆典，欢迎中国借予的两只大熊猫.此借与目的为增进两国友谊及共同合作保护频临绝种的熊猫。
As some of these wild plant and animal species are under the threat of extinction , international trade in these species is prohibited under an international convention 由于部分野生动植物遭过度开发，正面临绝种的威胁，因此一项国际公约规定，禁止在国际间进行这些物种的商业贸易活动。
Concerned that the endangered indiana bat may be at risk at fpl ' s 20 - turbine wind project in meyersdale , pa . , wildlife advocates are threatening legal action 野生生物保护人士担心， fpl在宾州麦尔斯达架设20座风力发电涡轮的计画，有可能危及濒临绝种的印第安纳鼠耳蝠，而扬言要诉诸法律途径。
