DeKa – Page 7 – Nature Observer

Derecho: The Powerful Straight-Line Storm You Should Know About

A derecho is a rare but extremely powerful straight-line windstorm that moves rapidly across a large area, often leaving destruction similar to a tornado — but without the rotation. The…

DeKa July 9, 2025

Nature Our Planet

Photosynthesis: How Plants Turn Sunlight Into Life

Photosynthesis is a process by which plants, algae, and some bacteria use sunlight, water, and carbon dioxide to produce glucose (a form of sugar) and oxygen. It is one of…

DeKa July 8, 2025

Nature Our Planet

Sunlight as the Foundation of Life

Sunlight is the primary energy source for our planet. It provides the warmth that makes Earth habitable. One of its most critical roles is enabling photosynthesis, the process by which…

DeKa July 8, 2025

Climate Crisis Environmental Hazards

How Sudden Can Floods Be? Real-Life Examples of Flash Flooding

Floods are among the most devastating natural disasters, capable of reshaping landscapes, damaging infrastructure, and endangering human lives. While some floods build up slowly over time, others strike with terrifying…

DeKa July 6, 2025

Climate Environmental Hazards Our Planet

Could Rising Magma Be a Cause of Siberia’s Anomalous Warming?

Siberia, one of the coldest inhabited regions on Earth, has been experiencing anomalous warming at a rate much faster than the global average. While most scientists attribute this primarily to…

DeKa July 6, 2025

Nature Our Planet

The Web of Life

Nature operates as a complex, interdependent system where all living and non-living components are intricately connected. From tiny microbes in the soil to massive whales in the ocean, every organism…

DeKa July 5, 2025

Environmental Hazards Our Planet

What Is Mount Elbrus?

Mount Elbrus is a dormant stratovolcano located in the western Caucasus Mountains of southern Russia, near the border with Georgia. At an elevation of 5,642 meters (18,510 feet) above sea…

DeKa June 29, 2025

Climate Environmental Hazards Our Planet

What Is the Pacific Ring of Fire?

The Pacific Ring of Fire is a horseshoe-shaped belt of intense seismic and volcanic activity that surrounds the Pacific Ocean basin. It stretches for over 40,000 kilometers, touching countries like…

DeKa June 28, 2025

Climate Environmental Hazards Our Planet

A Hidden Force in Southern Japan

Located in southern Kyushu, Japan, the Aira Caldera is one of the most active and geologically significant volcanic systems in the world. Unlike towering volcanoes, Aira is a caldera —…

DeKa June 28, 2025

Climate Environmental Hazards Our Planet

A Sleeping Giant Beneath the American West

Beneath the picturesque landscapes of Yellowstone National Park, located in the U.S. states of Wyoming, Montana, and Idaho, lies one of the largest and most powerful volcanic systems on Earth:…

DeKa June 28, 2025