Elon Musk has issued another chilling warning that "ghost civilisations" are the "biggest threat to humanity".The SpaceX founder and Twitter CEO has taken to social media to voice his fears that low birth rates pose a "major risk" on civilisation.Yesterday, Musk issued a stark new warning in response to a tweet detailing population rates in Japan claiming "ghost civilisations" could soon be a reality.READ MORE Elon Musk says mystery UFOs shot down over US are 'just my alien friends stopping by'The tweet by Wall Street Silver read: “Population decline in Japan is leading to a huge number of abandoned houses.
13% now and expected to grow to 1/3 by 2038.“Is this the future of Europe and the USA also? Demographic changes are coming.”Responding, Musk, who has 10 children said: “Low birth rates lead to ghost cities and, eventually, ghost civilizations."Musk racked up thousands of likes, retweets, and quotes on his post.Last month, the Daily Star reported how Japan's Prime Minister Fumio Kishida warns his country is "on the brink" of disaster.Birth rates in the country prompted the following tweet from Musk at the time: "Population collapse is a major risk to the future of civilization."He then linked a fertility rate graph which shows a stark decrease worldwide between the years 1970 and 2020.But respondents were not convinced that the reduced birth rates are the "world ending" situation Musk claimsOne user wrote: "Only if it dropped 50% or more over a short time...
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