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...
Every 29 September , the world observes the International Day of Awareness of Food Loss and Waste , highlighting the urgent need to reduce food waste globally to support food security, environmental sustainability, and climate action. Led by the Food and Agriculture Organization (FAO) and UNEP , this day urges governments, businesses, and individuals to take action toward responsible consumption and production (SDG 12). 🌟 Why This Day Matters ✅ Reduces Hunger: 1 in 9 people globally are undernourished, while a third of all food produced is lost or wasted. ✅ Supports Climate Action: Food loss and waste contribute 8-10% of global greenhouse gas emissions. ✅ Protects Resources: Wasting food wastes water, energy, land, and labor used in production. ✅ Saves Money: Reducing waste saves household and business costs. 📜 Background ✨ Established by the UN General Assembly in 2019 . ✨ Supports SDG Target 12.3 : Halve per capita global food waste and reduce food losses along pro...