Last year was the warmest on record, and climate change will be high on the agenda during the first full day of events in Davos.
Al Gore, the former vice-president of the US, who has described climate change as “the biggest challenge our civilisation faces”, is taking centre stage alongside Pharrell Williams, the pop star who sang “Happy” but who is appearing as creative director of Bionic Yarn, a company that turns fibres from recycled plastic into durable textiles.
