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uthors of IPCC, therefore, receive help from hired assistants.The IPCC could further diminish the chances of errors being made by involving more people in the realisation of their reports. Interested parties could be given the opportunity, both before and after publication of IPCC reports, to report on possible errors. Such a level of openness could further restore credibility of the IPCC.The PBL also makes a case for addition research into the impacts of climate change on developing countries. There is much more information available on the consequences for Europe and the United States than there is for developing countries, although it is these developing countries that are most vulnerable.Himalayan glaciers and percentage of the Netherlands below sea levelFollowing the discussion in the Dutch parliament, the PBL report briefly examines the error regarding the Himalayan glaciers, and the one about the percentage of Dutch land area that lies below sea level. For these two errors,[url=http://www.lululemononsales.com]yoga clothes for women[/url], which started the discussion about the quality of IPCC reports,[url=http://www.lululemononsales.com]lululemon sale online[/url], as for others, also holds that they do not affect the main conclusions of the IPCC report.The glaciers in the Himalayas will most definitely not have disappeared by 2035, as was stated in the IPCC report. Had this been correct, then the glaciers would have to melt 25 times faster than they have in the recent past. The error related to sea level rise stems from a text supplied by the PBL. In the IPCC report is stated that 55% of the Netherlands is situated below sea level. This should have read that 55% of the Netherlands is prone to flooding: 26% of the country is at risk because it lies below sea level, and another 29% is susceptible to river flooding.The current policy concerning safety against flooding in the Netherlands, as formulated in the National Water Policy Plan and in the Delta Programme, is based on the available knowledge on climate change, sea level rise, river discharges and uncertainties. The discussions on the IPCC have no effect on the assumptions under the National Water Policy Plan.Registration websiteIn early March 2010, the PBL launched a Dutch website to give scientists, experts and other interested parties the opportunity, until early in April,[url=http://www.lululemononsales.com]lululemon sale 2013[/url], to submit possible errors in the regional chapters of the IPCC Working Group II Report. This website yielded some forty responses. Most (35) were related to other subjects than regional consequences of climate change. Those that did pertain to climate-change impacts were examined in the investigation. All website reportings and PBL responses have been published on the PBL website. This is in Dutch only.On average, the IPCC evaluates the state of the art in climate science, every six years. In 2007, it published its fourth evaluation report, which consisted of four volumes on climate change. The Working Group I Report is about the physical science basis of climate change; is the earth warming, what are the causes and what is the human influence related to this issue? The Working Group II Report deals with climate-change impacts, adaptation to climate change, and vulnerability of people and nature to climate change. The Working Group III Report charts the options for mitigation of climate change; by how much could greenhouse gas emissions be reduced, and at what cost? The conclusions from the three working groups were summarised in a fourth report, the Synthesis Report. The PBL used this last report as a starting point, as it has been the most visible to policymakers. The investigators examined whether the 32 main conclusions in this report on the consequences of climate change to various world regions were sufficiently well-founded in the Working Group II Report.This year, the IPCC will start the fifth evaluation of climate science, which will lead to a new series of reports in 2013 and 2014. The PBL recommendations are directed to an improvement of this fifth evaluation. Links to the publication download presentation press conference (PDF, 1,2MB) More information For further information, please contact the PBL Press ORelated articles:

  
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