Agence France-Presse: Scientists and governments pored over the summary Thursday of an eagerly awaited UN report expected to emphasise the escalating threat from climate change. To be released in Stockholm on Friday, it will be the Nobel-winning panel's first overview since 2007 of the scientific evidence for climate change. A draft of the summary seen by AFP declares with the greatest emphasis to date that climate change is on the march and humans are responsible for it. The report "will fire the starting gun" for...