Publications by authors named "Peiyang Ren"

Grazing is a significant anthropogenic disturbance to grasslands, impacting their function and composition, and affecting carbon budgets and greenhouse gas emissions. However, accurate evaluations of grazing impacts are limited by the absence of long-term high-resolution grazing intensity data (i.e.

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China is among the top nitrous oxide (NO)-emitting countries, but existing national inventories do not provide full-scale emissions including both natural and anthropogenic sources. We conducted a four-decade (19802020) of comprehensive quantification of Chinese NO inventory using empirical emission factor method for anthropogenic sources and two up-to-date process-based models for natural sources. Total NO emissions peaked at 2287.

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As one of the world's largest emitters of greenhouse gases, China has set itself the ambitious goal of achieving carbon peaking and carbon neutrality. Therefore, it is crucial to quantify the magnitude and trend of sources and sinks of atmospheric carbon dioxide (CO), and to monitor China's progress toward these goals. Using state-of-the-art datasets and models, this study comprehensively estimated the anthropogenic CO emissions from energy, industrial processes and product use, and waste along with natural sources and sinks of CO for all of China during 1980-2021.

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