The cost of disaster In 2018, the World Meteorological Organization published its statement on the State of the Climate. The report showed that the 20 warmest years on record have occurred in the last 22 years. In the same year, the State of California’s Energy Commission published a report linking changing atmospheric conditions due to global warming as a direct cause of the devastating forest fires that swept through California, burning nearly 1.9 million acres’ of land and costing more than US$3.5 billion of damages.