求翻译：环境的变指的是全球的变化，包括气候的变迁，大气化学成分的变化，地质环境的变化，陆地和海洋生物变化，及水资源系统的变迁，其原因有2个：既有人为活动的因素也有自然的因素是什么意思？

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Climate change refers to the global change, including climate change, atmospheric chemistry, and geological changes in the environment of change, both terrestrial and marine, and water resources systems changes, changes in the reasons for this are: There are two factors of man-made activities also h

The environment changes refers is the global change, including the climate vicissitude, the atmospheric chemistry ingredient change, the geological environment change, the land and the marine life change, and the water resources system vicissitude, its reason has 2: Also has the artificial active fa

Environment variable refers to the global change, including climate change, atmospheric chemical composition change, geo-environmental changes, changes in terrestrial and marine life, and changes of water resource systems, there are 2 reasons: both factors of human activities and natural factors