Escurecemento global: Diferenzas entre revisións
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m Radiación solar |
Recuperando 5 fontes e etiquetando 0 como mortas.) #IABot (v2.0 |
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Liña 69:
* [http://www.guardian.co.uk/life/feature/story/0,13026,1108853,00.html Artigo do ''Guardian'': "Goodbye sunshine"]
* [https://web.archive.org/web/20040706234114/http://convention.allacademic.com/aag2003/view_paper_info.html?pub_id=1120 Abstract: "Variability in solar radiation over Germany and an assessment of the role of aerosols."]
* [https://web.archive.org/web/20051116130430/http://www.ldeo.columbia.edu/
* [http://www.bbc.co.uk/sn/tvradio/programmes/horizon/dimming_qa.shtml BBC Global Dimming Q&A]
* [http://news.bbc.co.uk/1/hi/sci/tech/4171591.stm Por que parece que o sol está 'escurecéndose'?]
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