Global Scans · Demographics · Weekly Summary

• [New] 66% of the global population will not have enough access to clean water by 2100. Yahoo News
• [New] Under a cynical neo-colonial pact signed last year with Tuvalu, Australia will offer eventual residency to Tuvalu's population of 10,600, at a rate of just 280 a year, as climate refugees displaced by global warming. World Socialist Web Site
• [New] 3.80 billion adults, representing more than half of the anticipated global adult population, will be living with overweight or obesity. PubMed
• [New] The elderly population aged 65 and above will grow from 10% in 2022 to reach 16% by 2050. P&S Intelligence
• [New] By 2025, knee OA prevalence is expected to increase by 40%, largely due to an aging population and the obesity epidemic. PubMed Central (PMC)
• [New] Population growth is expected to modestly ease further in Australia, where it has already reduced monthly labour replacement needs. Australia II
• [New] By 2030, more than 8% of the world's population (approximately 670 million people) will confront the issue of hunger. PubMed Central (PMC)
• [New] The older adult population is growing: about 5% of the world's population was age 65 or older in 1950, rising to about 10% in 2021, and projected to increase to about 17% in 2050. Cleveland Clinic Journal of Medicine
• [New] Population declines have been reported in central Europe for animals with high-collision risk such as the noctule bat, while nearly 50% of bird species evaluated in one study in California were said to be subject to turbine-induced population decline. Clintel
• [New] Possible population collapse has been predicted for cinereous and griffon vultures in Europe and the Eurasian skylark in Portugal. Clintel
• [New] Africa's population will reach around 2.5 billion by 2050. EurekAlert!
• [New] By 2025, one billion women within the worldwide female population will be experiencing menopause. FoodNavigator-Asia.com
• In terms of the developer population, firms like IDC expect it to jump from 30 million paid developers in 2024 to 50 million by 2029 - that's a 10% annual growth rate. Morgan Stanley
• The global population of people age 80 or older will triple between 2020 and 2050. NPR
• A rapidly ageing and gradually shrinking population in the world's wealthiest countries could force sweeping changes in people's lives, causing many to work longer before retirement, making it harder for business owners to find employees and destabilizing eldercare and health insurance programs. NPR
• UNITED NATIONS, New York - The current world population of 7.2 billion is projected to increase by 1 billion over the next 12 years and reach 9.6 billion by 2050. United Nations Population Fund

Last updated: 09 November 2025