天然气水合物的特征及环境意义Gas Hydrates, Marine Geohazards and Climate Changes
徐国强,吕炳全,王红罡
摘要(Abstract)：
天然气水合物是由甲烷等气体和水分子组成的类冰状的固态物质,主要分布在极地永冻层和外大陆架边缘的海洋沉积物中。赋存在天然气水合物中的碳约为10(13)吨,相当于全球其他化石燃料中碳含量的两倍。由于天然气水合物处于亚稳定状态,因此天然气水合物既可作为21世纪潜在的能源资源,又可以非稳定状态导致海底滑塌和滑坡等地质灾害,并可通过释放甲烷影响全球气候。
关键词(KeyWords)： 天然气水合物;能源资源;海洋灾害;温室气体;气候变迁
基金项目(Foundation):
作者(Author): 徐国强,吕炳全,王红罡
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