Sir David King says government needs to increase spending on flood defences, as storms continue to cause disruption
New climate model taking greater account of cloud changes indicates heating will be at higher end of expectations
White House report warns that power outages caused by extreme weather are costing the US between $18bn and $33bn a year
Erratic swings from floods to heatwaves and drought caused by climate change is devastating harvests, says NFU president
Rear Admiral Neil Morisetti, special representative to foreign secretary, says governments can't afford to wait for 100% certainty
Frequent and intense weather events in the US cited in climate studies as series of natural disasters plague region
Major new US and European reports again warn urgent action needed to tackle mounting climate risks and economic impacts
Munich Re says North America has racked up losses of over $1,000bn over the last 30 years because of extreme weather