搜索结果: 1-3 共查到“地球科学总论 population”相关记录3条 . 查询时间(0.062 秒)
Refinement of a model for evaluating the population exposure in an urban area
population exposure urban area
2014/12/19
A mathematical model is presented for the determination of human exposure to ambient air pollution in an
urban area; the model is a refined version of a previously developed mathematical model ...
![](http://www.firstlight.cn/upload/imgfile/200912/10/20091210131450.jpg)
'Killer' Southeast Drought Low on Scale, Says Study--Others Were Far Worse; Population, Planning Are the Real Problems(图)
'Killer' Southeast Drought Population Planning the Real Problems
2009/12/10
A 2005-2007 dry spell in the southeastern United States destroyed billions of dollars of crops, drained municipal reservoirs and sparked legal wars among a half-dozen states—but the havoc came not fro...
Disentangling the effects of El Niño on a population of the polychaete Sigambra bassi in the Bay of Ancón, Peru
El Niñ o the polychaete Sigambra bassi the Bay of Ancón, Peru
2010/1/25
The macrobenthic community in shallow soft-bottom areas in the Bay of Ancón, Peru, is characterized by low biodiversity due to low oxygen concentrations. During El Niño (EN) events, higher wate...