Yvo de Boer, the Dutch diplomat who has guided international climate change negotiations over the last four years, announced that he would be resigning from his post effective July 1, 2010.

Although he said he had been considering the decision before the Copenhagen conference in December 2009, Mr. de Boer has been frustrated with the slow progress on reaching a new climate accord to replace Kyoto, and in announcing that he was stepping down, called on businesses most responsible for the energy consumption driving global warming and climate change to put forth more solutions to the problem.

“Copenhagen did not provide us with a clear agreement in legal terms, but the political commitment and sense of direction toward a low-emissions world are overwhelming,” said Mr. de Boer, “This calls for new partnerships with the business sector, and I now have the chance to help make this happen.” Read more at the BBC.