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Image: REUTERS/Felix Ordonez. The naturalist David Attenborough once said the creature he finds "most extraordinary" is a nine-month-old human baby. But now he believes the planet can’t sustain many more. In an interview for BBC Newsnight, the 92-year-old British broadcaster said: “In the long run, population growth has to come to an end.
Oxygen levels in the sea have fallen by around 2% over the last 50 years, due to rising temperatures and pollution. Jellyfish can thrive in areas with lower oxygen levels, where other animals suffer. But there are other factors at work, too. Fishing has depleted the global stocks of some of the jellyfish’s natural predators – such as tuna ...
For the better-educated, the number was about four. “Education leads to lower birth rates and slows population growth,” he says. “This makes it easier for countries to develop. A more-educated workforce also makes poverty eradication and economic growth easier to achieve.”. Of course, economic growth brings with it another problem ...
Owing to the physical and population density of cities, such threats often result in both devastating financial loss and deaths. Making cities more resilient against these environmental threats is one of the biggest challenges faced by city authorities and requires urgent attention. 2. Resources. Cities need resources such as water, food and ...
The UN predicts a much larger boom in population than the University of Washington. Image: Statista. The world population may peak in 2064 at 9.7 billion and then decline to around 8.8 billion by 2100, the University of Washington researchers wrote in The Lancet. In 2020, the world’s population was recorded at 7.75 billion and growing.
Rob Smith. Monaco is the most densely populated country in the world, according to the United Nations Department of Economic and Social Affairs Population Division. The principality, located on France's Mediterranean coast, measures just 2.02 square kilometres. But despite its tiny size, around 26,000 people are squeezed in per square kilometre.
The World Economic Forum’s Global Risks Report 2024 says the biggest short-term risk stems from misinformation and disinformation. In the longer term, climate-related threats dominate the top 10 risks global populations will face. Two-thirds of global experts anticipate a multipolar or fragmented order to take shape over the next decade.
The housing crisis could impact 1.6 billion people by 2025, the World Bank says. Shortages of land, lending, labour and materials are some of the factors fuelling the housing crisis. The world needs to build 96,000 new affordable homes every day to house the estimated 3 billion people who will need access to adequate housing by 2030, UN-Habitat ...
2. Nigeria has the world’s fastest growing population. Nigeria is currently 7th on the list of most populous countries, but before 2050 it will have made third place, overtaking the US. 3. Fertility has fallen all over the world. Since the 1960s, the global birth rate has fallen to an average of 2.5 births per woman.
Here are some of the challenges the river faces. Large schools of freshwater dolphins, known as Ganges River dolphins, were once found along the river. Now they swim in small groups or alone, and have become endangered due to pollution, dams, irrigation projects and the dredging of new shipping channels. More than 1 billion litres of raw sewage ...