对人为甲排放的大气遥感:应用和研究机会
Siwei Zhang1, Jun Ma1, Xiaohu Zhang1
1Department of Urban Planning and Design, The University of Hong Kong, Hong Kong Special Administrative Region.
The Science of the total environment
|June 10, 2023
概括
遥感有助于追踪人类引起的甲排放,甲是主要的温室气体. 对废物,农业和城市甲来源需要进一步的研究.
科学领域:
- 环境科学 环境科学
- 大气科学 大气科学
- 遥感技术 遥感技术 遥感技术
背景情况:
- 甲是继二氧化碳之后的第二大温室气体.
- 全球范围内,人类活动显著增加了大气中的甲度.
- 人类引起的甲排放的分布和特征仍然不太清楚.
研究的目的:
- 总结人类甲排放大气遥感的设备,方法,实施和研究机会.
- 确定有助于甲排放的关键部门和地区.
- 突出区域和点源排放量量化的挑战.
主要方法:
- 关于用于检测甲排放的遥感方法的文献综述.
- 分析不同部门 (能源,废物,农业,城市地区) 的排放模式.
- 评估当前和未来的遥感仪器和测量策略.
主要成果:
- 甲排放主要来自能源,废物和农业部门,以及城市地区.
- 量化区域和点源甲排放带来了重大挑战.
- 能源部门是最受研究的,而废物,农业和城市地区的排放需要进一步研究.
结论:
- 不同的行业表现出不同的甲排放模式,需要定制的遥感仪器和平台.
- 未来在甲观测卫星和便携式仪器方面的进展将提高对排放的理解.
- 多种遥感仪器和综合测量方法 (自上而下和自下而上) 的协同使用可以提高监测性能.
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