Peter Langdon Ward by the Montreal Protocol on Substances that Deplete the Ozone Layer led to the Global Warming Hiatus from 1998 to 2013, during which no statistically significant warming occurred. Warming began again in August 2014 when Bárðarbunga volcano in Central Iceland erupted 85 square kilometers of basaltic lava in six months—the largest effusive volcanic eruption since 1783. As with most effusive volcanic eruptions, this one did not form cooling aerosols in the stratosphere. All of this research is explained in detail at WhyClimateChanges.com, is summarized in a book aimed primarily at non-scientists, What Really Causes Global Warming? Greenhouse Gases or Ozone
Montreal flood of 1987 Montreal Metro, buses and suburban train service were stopped. The basement of an elderly care hospital in the Saint-Henri neighbourhood was flooded and 240 patients were left without electricity, food, and health services for a while. Most home insurance claims were declined unless the insured was specifically covered by a clause concerning flood. However, the car owners were covered. The Quebec government promised monetary help but only 20 to 40% of the expected C$40 million was ever distributed. Court cases against the municipal authorities, including a class action, were rejected as the flood was considered in legal terms an "Act