Biodiversity | Definition & Facts | Britannica
Dec 1, 2025 · 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 …
What is Biodiversity? Definition, Importance, Threats, and Conservation
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, we’ll take a deep …
Biodiversity: What is it and how can we protect it? - UN News
Jan 22, 2024 · In simple terms, biodiversity refers to all types of life on Earth. The UN Convention on Biological Diversity (CBD) describes it as “the diversity within species, between species and of...
What is Biodiversity? - 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 …
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 other, the …
Biodiversity Factsheet - Center for Sustainable Systems
Biodiversity, or biological diversity, describes the variability among living organisms across terrestrial and aquatic ecosystems, and the ecological complexes of which they are part. 1 Biodiversity sustains …