
Biodiversity | Definition & Facts | Britannica
Feb 27, 2026 · Biodiversity, the variety of life found in a place on Earth or, often, the total variety of life on Earth. A common measure of this variety, called species richness, is the count of species in an area.
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 and …
Biodiversity - National Geographic Society
May 7, 2025 · 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 …
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 cultural processes that …
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 and Why Is It Important? - ScienceInsights
6 days ago · Biodiversity means more than rare species — it supports food, medicine, and economies. Learn what it is, why it’s declining, and what’s being done to protect it.
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 are …
What is Biodiversity? Definition, Importance, Threats, and Conservation
Apr 13, 2025 · This breathtaking richness, this complexity and abundance of life, is what we call biodiversity. Biodiversity is the very fabric of life on Earth. It includes all living organisms—plants, …
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? - Perspectives on Biodiversity - NCBI Bookshelf
Biodiversity includes not only the world's species with their unique evolutionary histories, but also genetic variability within and among populations of species and the distribution of species across …