THE CRA PERSPECTIVE • EARTH SCIENCE How Much Water Is There on Earth? Can our planet ever run out of water? Exploring Earth's enormous water reserves, the freshwater shortage and the future of humanity. Water is one of the most extraordinary and essential resources on our planet. Our planet is called the Blue Planet for a reason. Approximately 71% of Earth's surface is covered by water. But does that mean we have an unlimited supply of water for human survival? Look at the oceans, rivers, lakes, glaciers and countless streams across the world. Water seems almost endless. It falls as rain, flows through rivers, disappears into the ground, freezes into ice and rises into the atmosphere as water vapour. Yet billions of people experience water shortages. Some communities struggle to obtain safe drinking water, groundwater reserves are declining in several regions, and pollution is making important water sour...
Few legends have fascinated humanity as much as the story of Atlantis —a mighty civilization said to have flourished thousands of years ago before disappearing beneath the sea. From philosophers to explorers, scientists to storytellers, the tale of Atlantis continues to spark debates: Was it real history , a symbolic myth , or something in between? 📜 Origins of the Atlantis Story The first known reference to Atlantis comes from the Greek philosopher Plato in his dialogues Timaeus and Critias (around 360 BCE). Plato described Atlantis as: A vast island beyond the “Pillars of Hercules” (now known as the Strait of Gibraltar). Home to a powerful, technologically advanced civilization. A society that grew arrogant, tried to conquer other lands, and ultimately angered the gods. Destroyed in a single day and night of earthquakes and floods. For Plato, Atlantis may have been a moral lesson —a warning against greed, pride, and corruption. 🌊 The Mythical Allure of Atlant...