Agence France Presse: France will double its emergency food aid this year, spending 60 million euros (100 million dollars), President Nicolas Sarkozy said Friday, as he warned the world’s food crisis was breeding unrest. "We must act urgently to strengthen food security at a time when 37 countries are going through a very serious food crisis," Sarkozy told a major meeting on climate change in Paris. "We cannot remain indifferent to the unrest among those people who, in the developing …