
Biodiversity | Definition & Facts | Britannica
Dec 1, 2025 · What is the definition of biodiversity? Biodiversity, also called biological diversity, is the variety of life found in a place on Earth or, often, the total variety of life on Earth. A …
Biodiversity - Wikipedia
The World Health Organization updated its website's definition of biodiversity to be the "variability among living organisms from all sources." [14] Both these definitions, although broad, give a …
Biodiversity - National Geographic Society
Biodiversity refers to all the different kinds of living organisms within a given area, including plants, animals, fungi and other living things. It includes everything from towering redwood trees to …
Biodiversity: What It Is, Why It Matters, and How It's Measured
Dec 26, 2025 · Explore what biodiversity is, why it matters, and how it's measured. Learn about species richness, ecosystem diversity, and the global importance of preserving life's variety.
What is biodiversity? - World Wildlife Fund
Biodiversity is all the different kinds of life you’ll find in one area—the variety of animals, plants, fungi, and even microorganisms like bacteria that make up our natural world.
What is Biodiversity? Definition, Importance, Threats, and …
Apr 13, 2025 · Biodiversity is not just about the number of species. It’s about relationships, interactions, processes, and the evolutionary dance of adaptation and survival. In this article, …
Biodiversity 101: Protecting the variety of life on Earth | TNC
Sep 18, 2024 · What is biodiversity? Biodiversity, or biological diversity, is the variety of life on Earth. It’s a rich and wonderful fabric woven by millions of species, their interactions with each …
What is Biodiversity? - U.S. National Park Service
Mar 4, 2019 · Biological diversity (or biodiversity) is the variety of life on Earth. It includes all living things, not just the plants and animals that are common or easily seen. It includes species that …
Yale Experts Explain Biodiversity
What is biodiversity? Biodiversity – ‘biological’ (living) and ‘diversity’ - is the variety and variability of all life on Earth, including plants, animals, bacteria and microorganisms, and humans.
What is biodiversity and why does its loss matter?
Biodiversity is the volume of life on Earth, as well as how different species interact with each other and the physical world around them.