Dr. Bernardo Flores and Professor Richard Betts discuss the risk that the Amazon Rainforest could tip from a carbon sink to a source. Their latest scientific paper highlights future tipping points across the Amazon Rainforest. With Dr. Doug McNeall and Clare Nasir. The Met Office is the United Kingdom's national weather service. Our website carries the latest UK and global weather forecasts, detailed information on weather types, climate science and UK weather records for previous months, seasons and years. www.metoffice.gov.uk