09 dezembro 2009

10 perguntas e respostas

 
1.Variations in global climate in the last hundred years are significantly outside the natural range experienced in previous centuries; Answer
2.Humanity’s emissions of carbon dioxide and other ‘greenhouse gases’ (GHG) are having a dangerous impact on global climate; Answer
3.Computer-based models can meaningfully replicate the impact of all of the natural factors that may significantly influence climate; Answer
4.Sea levels are rising dangerously at a rate that has accelerated with increasing human GHG emissions, thereby threatening small islands and coastal communities; Answer
5.The incidence of malaria is increasing due to recent climate changes; Answer
6.Human society and natural ecosystems cannot adapt to foreseeable climate change as they have done in the past; Answer
7.Worldwide glacier retreat, and sea ice melting in Polar Regions , is unusual and related to increases in human GHG emissions; Answer
8.Polar bears and other Arctic and Antarctic wildlife are unable to adapt to anticipated local climate change effects, independent of the causes of those changes; Answer
9.Hurricanes, other tropical cyclones and associated extreme weather events are increasing in severity and frequency; Answer
10.Data recorded by ground-based stations are a reliable indicator of surface temperature trends; Answer
Last Updated on Wednesday, 02 December 2009 10:18

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