
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.
Biodiversity - Wikipedia
To give a couple of examples, the Food and Agriculture Organization of the United Nations (FAO) defined biodiversity in 2019 as "the variability that exists among living organisms (both within …
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 …
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.
BIODIVERSITY Definition & Meaning - Merriam-Webster
The meaning of BIODIVERSITY is biological diversity in an environment as indicated by numbers of different species of plants and animals. How to use biodiversity in a sentence.
What is Biodiversity? Why Is It Important? | AMNH
The term biodiversity (from “biological diversity”) refers to the variety of life on Earth at all its levels, from genes to ecosystems, and can encompass the evolutionary, ecological, and …
What Is Biodiversity? - Smithsonian National Museum of Natural …
Biodiversity — short for biological diversity — is the variety of all living things and their interactions. Biodiversity changes over time as extinction occurs and new species evolve.
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? 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, …
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 …