World leaders have gathered in Rome for a UN summit on the soaring cost of food around the world. But one attendee isn't terribly welcome – the Zimbabwean president, Robert Mugabe. Our diplomatic editor, Julian Borger, reports on the calls for a "green revolution" in global food production.
What has happened to two men who were "rendered" on US military flights via the British Indian Ocean territory of Diego Garcia? Duncan Campbell reports on the Tory MP who has made a formal complaint about the foreign secretary's conduct, and on allegations that the island has been used for more widespread detention of suspects.
Britain could produce as much energy as five nuclear power stations if home owners and offices were encouraged to invest in small-scale energy generators such as solar panels and wind turbines, says a new report.
Our environment editor, John Vidal, says the Labour government – which commissioned the report — must follow the opposition parties in encouraging such a move.
The Canadian journalist and anti-globalisation campaigner Naomi Klein has been in China, where the production of new technologies to aid oppression is booming.
Maev Kennedy reports from northern France, where archaeologists have discovered the mass graves of hundreds of allied soldiers who died in the first world war.
