
Biodiversity | Definition & Facts | Britannica
Feb 11, 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
Biodiversity is the variability of life on Earth. It can be measured on various levels, for example, genetic variability, species diversity, ecosystem diversity and phylogenetic diversity. [1] .
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.
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 …
Biodiversity: What It Is, Why It Matters, and How It's Measured
Dec 26, 2025 · Biodiversity refers to the variety of life at all levels, genes, species, and ecosystems, while ecosystem services are the benefits that biodiversity provides to humans.
What is Biodiversity? Definition, Importance, Threats, and ...
Apr 13, 2025 · In this article, we’ll take a deep dive into what biodiversity is, why it matters, how it’s measured, what threatens it, and what we can do to preserve it for generations to come.