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...
Mount Everest, the world’s highest peak at 8,849 meters (29,032 ft), has always been more than just a mountain—it’s a symbol of human endurance, courage, and ambition. While the summit remains the ultimate dream for many adventurers, the stories that unfold on its icy slopes go far beyond reaching the top. These untold tales of climbers reveal the triumphs, struggles, and mysteries of the world’s highest mountain. 🌟 First Steps Into History Sir Edmund Hillary and Tenzing Norgay (1953): The first confirmed climbers to reach the summit, their achievement became a global symbol of perseverance. But behind their triumph were decades of failed attempts, harsh weather, and lives lost—reminding us that Everest demands respect. 💀 The Dark Side of Glory The “Rainbow Valley”: A chilling section near the summit where colorful clothing of fallen climbers marks the path. Many bodies remain forever frozen due to the extreme conditions. 1996 Everest Disaster: A sudden blizz...