Dryland does most in global carbon cycling because it occupies 40% of the earths surface.
干旱土壤占全球陆地总面积的40 %，因此，它在全球碳循环中占有重要的地位。
Wetlands is the important part of terrestrial ecosystem, and plays a significant role in global carbon cycling.
湿地是陆地生态系统的重要组成部分，在碳的储存中起着重要作用。
Recent findings have revealed the implications of black carbon in global biogeochemical cycles of carbon and oxygen through its contribution to the slow cycling of soil organic carbon pool.
新近的研究证实，黑碳通过在缓慢的土壤有机碳库中的循环，对全球碳和氧的地球生物化学循环起到极其重要的作用。
Soil plays an important role in maintaining the balance of global carbon and nitrogen cycling.
土壤在维持全球碳、氮循环中起着重要的作用。
Soil carbon cycling in wetlands largely affected global carbon cycling and also possibly global climatic changes.
湿地土壤碳的循环对全球大气碳的收支平衡以及全球气候变化可能产生重大影响。
Forest soil respiration is an important part of the soil respiration in terrestrial ecosystems, the dynamic changes of which will bring far-reaching influence on the global carbon cycling.
森林土壤呼吸是陆地生态系统土壤呼吸的重要组成部分，其动态变化将会对全球碳循环产生深远的影响。
The importance of lignin ranges from its fundamental roles in the evolution of land plants, global carbon cycling, and development, to its role in the biotic and abiotic stress resistance of plants.
它是植物从水生进化到陆生的物质基础，是维持地球碳素循环的重要因素，在植物生长以及对生物与非生物的防御能力方面有着非常重要的作用。
The polar oceans are very significant areas in the study of global change especially for carbon cycling.
南北极是全球变化研究领域中十分重要的地区，也是世界大洋对全球变化反馈的一个重要窗口。
The polar oceans are very significant areas in the study of global change especially for carbon cycling.
南北极是全球变化研究领域中十分重要的地区，也是世界大洋对全球变化反馈的一个重要窗口。
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