SciDevNet: Development experts and scientists have reacted cautiously to leaked versions of the first part of the fifth assessment report of the Intergovernmental Panel on Climate Change (IPCC), which deals with the physical science of climate change and will be released in Stockholm, Sweden, on Monday (30 September). They say the report has confirmed climate change with greater certainty, but has shed no fresh insights, and it is unclear to what extent it will persuade national governments to reduce emissions...