LONDON: The United Nations panel on climate change is facing fresh criticism for new factual errors and poor sources of evidence in its influential report to government leaders.

The Intergovernmental Panel on Climate Change's report is supposed to be the world's most authoritative scientific account of the scale of global warming.

But the Telegraph, of London, has discovered a series of new flaws in it including:

* the publication of inaccurate data on the potential of wave power to produce electricity around the world, which was wrongly attributed;

* examples of statements based on student dissertations, two of which were unpublished; and