
Biodiversity | Definition & Facts | Britannica
Apr 4, 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 …
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? - 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 - World Health Organization (WHO)
Feb 18, 2025 · Biodiversity, the variability among living organisms from all sources, underpins all life on Earth. This includes diversity within species, between species and across ecosystems, representing …
What is biodiversity? [2026 update] - #ThinkLandscape
Mar 25, 2026 · Coined by biologists in the 1980s as a contraction of biological diversity, the term usually refers to the variety of life on Earth as a whole. The Convention on Biological Diversity (CBD) breaks …
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 Conservation
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.
What is biodiversity, and why is it so important? / RHS Gardening
Oct 17, 2025 · Biodiversity encompasses all life on Earth, and the biodiversity we see today is the product of 4.5 billion years of evolution. Biodiversity is often used to mean the number of individuals …