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Biodiversity

Biodiversity: The Heart of Life on Earth

Discover the meaning, importance, threats, and conservation strategies for biodiversity — the variety of life that sustains our planet’s ecosystems and human well-being.

Did you know?

Nepal map
8.7 million species
Estimated to exist on Earth

Why Biodiversity Matters and How We Can Protect It

Biodiversity, short for biological diversity, is the variety of life on Earth in all its forms — from the smallest microorganisms to towering forests and vast oceans. It includes diversity within species (genetic diversity), between different species (species diversity), and across ecosystems (ecosystem diversity). Together, these different forms of life create a complex web that sustains the planet’s natural balance.

"Biodiversity is the web of life that keeps our planet alive — break it, and everything unravels."

Biodiversity plays a vital role in our daily lives, even if we don’t always notice it. Forests produce the oxygen we breathe, oceans regulate the climate, plants provide us with food, and countless species contribute to the development of medicines. A healthy and diverse ecosystem can adapt better to changes and recover more quickly from disasters, making biodiversity essential for survival.

Unfortunately, biodiversity is under serious threat. Human activities such as deforestation, overfishing, industrial pollution, urban expansion, and unsustainable farming are destroying habitats at an alarming rate. Climate change further worsens the situation by altering species’ natural environments.

"Biodiversity is disappearing 100 to 1,000 times faster than the natural extinction rate."

Forests, which cover about 31% of Earth’s land, are home to over 80% of terrestrial species. Coral reefs — housing 90% of marine species — are declining rapidly due to warming oceans and pollution. The loss of biodiversity has serious consequences: it threatens food security, weakens natural disease resistance, and disrupts the natural systems that regulate water and store carbon.


On a global scale, many initiatives are working to protect biodiversity. The Convention on Biological Diversity (CBD) is an international treaty aimed at conserving species and promoting sustainable resource use. National parks, wildlife reserves, and community-led conservation projects are protecting habitats and restoring degraded ecosystems.

"Protecting biodiversity is not just an environmental choice — it’s a survival strategy for humanity."

But governments and organizations cannot do it alone. We all have a role to play. Simple everyday actions can make a big difference:

  • Plant native trees and protect green spaces.
  • Reduce waste and avoid single-use plastics.
  • Choose sustainable, eco-friendly products.
  • Support conservation organizations.
  • Raise awareness about the importance of biodiversity.

Biodiversity is not just about nature’s beauty — it’s the foundation of life on Earth. By protecting it, we protect ourselves, our future generations, and the delicate balance that keeps our planet alive.

"Every action we take today to protect biodiversity is an investment in our future."

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