In 2024, economic inequalities persist globally, with several nations experiencing substantial difficulties in Gross Domestic Product (GDP) per capita. While GDP per capita is commonly used as a metric, adjusting for variations in living costs and inflation rates through purchasing power parity (PPP) provides a more accurate measure of an individual's purchasing power within a country.

The melting of polar ice caps due to climate change is causing a redistribution of mass on Earth, leading to a slowing of the planet’s rotation and an increase in the length of days. NASA scientists have discovered that as ice melts in Greenland and Antarctica, the water flows towards the equator, shifting Earth’s centre of gravity.