Annual global climate change and catastrophe report: Impact forecasting - 2011

Global natural disaster activity in 2011 produced 253 separate events that caused significant impacts to various parts of the world. The 253 events (defined as natural meteorological or climatological occurrences that caused noteworthy insurance losses, economic losses, human casualties or a large humanitarian impact) aggregated to an economic loss of USD435 billion and insured losses of USD107 billion.

The economic losses were dominated by the Japan earthquake and tsunami, which became the costliest economic natural disaster event on record. Extensive flooding in Thailand, two earthquake strikes in New Zealand and numerous severe weather outbreaks in the United States each led to significant economic losses as well.

Of the top 10 insured natural catastrophe events in 2011, four were severe weather events (tornadoes, hail or damaging winds), three were earthquake events, two were flood events and one was a tropical cyclone event.

Download this report for analysis of the major events, according to total claims, economic loss estimates and insured loss estimates.  Plus climate and Atlantic hurricane forecasts for 2012.