David Spratt and Ian Dunlop have warned climate change poses a “near-to-mind-term existential threat to human civilisations.” The climate researchers forecast humans would not survive past 2050 if temperatures rise 3 degrees Celsius. A total of 55 percent of the world’s populations across 35 percent of its land area would experience more than 20 day of lethal heat per year.
The researchers explained the scenario would cause the collapse of many ecosystems.
Their report on Existential climate-related security risk: A scenario approach said: “A number of ecosystems collapse ... Read even more
