Research Article
The Effects of Sandstorms on the Climate of Northwestern China
Table 3
Radiation flux changes in five sandstorm processes in Lanzhou during 2009 to 2011.
| Sandstorm date | Global radiation (MJ m−2) | Clear sky date | Global radiation (MJ m−2) | Decrease rate |
| 09/04/2009 | 235 | 05/04/2009 | 322 | 0.27 | 24/04/2009 | 236 | 20/04/2009 | 320 | 0.26 | 19/03/2009 | 266 | 16/03/2009 | 277 | 0.04 | 09/04/2010 | 275 | 30/04/2010 | 299 | 0.08 | 29/04/2011 | 202 | 05/05/2011 | 318 | 0.36 |
| Average | 242.8 | | 307.2 | 0.21 |
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