AFP: Hundreds of demonstrators blockaded the road to a British oil refinery on Saturday in a peaceful protest against climate change, police and organisers said. The demonstration started when 12 women handcuffed themselves to vehicles parked on the access road to the Coryton oil refinery in Essex, but hundreds of others later joined in. They remained for more than seven hours before they decided to leave, said a spokeswoman for the organisers, a group called Crude Awakening. The …