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Dynamic Meteorology

Dynamic Meteorology
动态气象学
批准号:
9114441
负责人:
Richard Lindzen
金额:
$0.0万
依托单位国家:
美国
项目类别:
Continuing grant
财政年份:
1991
资助国家:
美国
项目状态:
已结题
起止时间:
1991-12-15 至 1995-11-30
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项目摘要

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中文摘要
翻译
林岑将继续他对动力气象学中一系列广泛问题的研究,这些问题是在他之前的拨款下进行的研究的结果。计划在未来三年内进一步研究的五个具体课题:(1)一种特殊的流体力学机制,它可能允许从切变流区域提取的能量被波带走;(2)木星行星上的引力潮;(3)冰期呈10万年准周期性的可能原因;(4)为数值天气预报产生初始数据的新程序,对流层上层水汽收支在气候和气候变化中的作用。他对第一个主题的研究可能会揭示一个塑造大气环流的本质过程。其他行星的大气层,或我们的古气候学,在空间和时间上都是如此遥远,以至于这些研究在超空间上看起来可能只有教学和理论上的兴趣。然而,它们将增加我们对行星大气行为的知识和理解。林岑是美国国家科学院院士,可以说是当今领先的动态气象学家。他继续致力于完善我们日常的计算机化天气预报系统,为大气科学研究界的年轻成员树立了榜样。他还直言不讳地公开批评了当代气候模型计算的全球变暖数据。他的怀疑基于他们对连接水蒸气、云、太阳和地球辐射的反馈的不精确处理。改进这方面的模型被公认为是气候科学中最具挑战性的问题之一,在科学规划和政策方面具有最高的研究重点。通过他在最后一个专题上的工作,他将有助于加强国际社会在这些联系的量化规范方面的努力。
英文摘要
Lindzen will continue his research on a broad set of problems in dynamic meteorology which follow from studies conducted under his previous grant. Five specific topics for further research over the next three years are planned: (1) a special hydrodynamic mechanism that may allow energy extracted from a region of shear flow to be transported away by waves, (2) gravitational tides on Jovian planets, (3) a possible cause of the 100,000-year quasi- periodicity of ice ages, (4) a new procedure to produce initial data for numerical weather forecasts, and (5) the role of the water vapor budget of the upper troposphere in climate and climate change. His research on the first topic could uncover a process essen- tial in shaping the atmospheric general circulation. The atmo- spheres of other planets, or the paleoclimatology of ours, are so remote in space and time that these studies might appear, superfi- cially, to be only of pedagogical and theoretical interest. They will, however, add to our body of knowledge and understanding of the behavior of planetary atmospheres. Lindzen is a member of the National Academy of Sciences and, arguably, the leading present-day dynamic meteorologist. His continued attention to refining the sys- tem that produces our routine, daily computerized weather forecasts serves as an example to the younger members of the research community in atmospheric sciences. He has also been an outspoken public critic of the global warming numbers calculated by the present generation of climate models. He bases his skepticism on their imprecise treatment of the feedbacks linking water vapor, cloud, and solar and terrestrial radiation. Improving this aspect of the models is generally acknowledged to be one of most challenging problems in climate science, and has the highest research priority in science planning and policy. With his work on the final topic he will contribute to intensified international efforts on the quantitative specification of these links.
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会议论文
Dynamic Meteorology
Baroclinic Wave Lifecycle and Storm Track Dynamics
Dynamic Meteorology
Origin and Transport Properties of Coherent Structures in the Planetary Boundary Layer
  • 批准号:
    9216189
  • 项目类别:
    Continuing grant
  • 资助金额:
    $16.55万
  • 财政年份:
    1993
  • 负责人:
    Richard Lindzen
  • 依托单位:
海外基金