DeKa – Page 9 – Nature Observer

The Cryosphere: Earth’s Frozen Systems and Their Global Importance

The cryosphere refers to all of Earth’s frozen water, including glaciers, ice caps, sea ice, snow cover, permafrost, and frozen lakes and rivers. These icy components play a vital role…

DeKa November 17, 2025

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Green Algal Snow: A Rare and Fascinating Environmental Phenomenon

Green algal snow is a striking natural phenomenon observed in cold, snowy regions where microscopic algae grow directly on the snow’s surface. Although snow is typically associated with purity and…

DeKa November 17, 2025

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The Geological History of Earth: Major Periods After Its Formation

After its formation about 4.54 billion years ago, Earth went through several dramatic geological stages that transformed it from a molten sphere into the vibrant, life-sustaining planet we know today.…

DeKa November 14, 2025

Crisis Ecology Global Challenges

How We Can Clean the Ocean: Technologies and Solutions for a Healthier Planet

The world’s oceans cover more than 70% of Earth’s surface and are vital for climate regulation, weather systems, biodiversity, and human life. Yet today they face a critical threat: pollution…

DeKa November 14, 2025

Global Challenges Nourished Future What if?

What Would Happen If Everyone Stopped Fighting Tomorrow?

Imagine waking up in a world where all conflicts — wars, hostilities, armed tensions — suddenly cease. No gunfire, no bombs, no political aggression. Just an immediate, global pause.What would…

DeKa November 14, 2025

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What Would Happen If Humans Suddenly Disappeared from Earth?

If humanity vanished in an instant, the planet would not collapse into chaos — instead, it would gradually reset itself. Without human influence, cities, wildlife, oceans, and climate systems would…

DeKa November 14, 2025

Ecology Nature Our Planet

The Amazon Rainforest: The Lungs of Our Planet

The Amazon Rainforest, stretching across nine South American countries, is the largest tropical rainforest on Earth — a living treasure of biodiversity and an essential regulator of the global climate.…

DeKa November 13, 2025

History Nature Our Planet

Dinosaurs: The Giants That Once Ruled the Earth

Long before humans appeared, Earth belonged to the dinosaurs — magnificent creatures that dominated land, sea, and sky for over 165 million years. From towering predators like Tyrannosaurus rex to…

DeKa November 13, 2025

Climate Global Challenges Nourished Future

How to Turn a Desert into a Blooming Garden

The idea of transforming a dry, barren desert into a green oasis may sound like a miracle — yet it’s a goal that science, technology, and human determination are gradually…

DeKa November 13, 2025

Climate Environmental Hazards Nature

Why the Earth “Dances” During an Earthquake

When an earthquake strikes, the ground beneath our feet can appear to move, ripple, and even dance. Streets twist, buildings sway, and the solid earth seems suddenly fluid. But why…

DeKa November 12, 2025