Biodiversity | Definition & Facts | Britannica
2024年11月29日 · 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. There is for example genetic variability, species diversity, ecosystem diversity and phylogenetic diversity. [1] Diversity is not distributed evenly on Earth.
What is biodiversity? | Pages | WWF - 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? Why Is It Important? | AMNH
Biodiversity includes not only species we consider rare, threatened, or endangered but also every living thing—from humans to organisms we know little about, such as microbes, fungi, and invertebrates.
Biodiversity: What is it and how can we protect it? | UN News
2024年1月22日 · What does 'biodiversity' mean and why is it important? In simple terms, biodiversity refers to all types of life on Earth. The UN Convention on Biological Diversity (CBD) describes it as “the...
Biodiversity - Education | National Geographic Society
2024年11月21日 · 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 tiny, single-cell algae that are impossible to see without a …
What Is Biodiversity? - Definition, Types And Importance, - BYJU'S
Biodiversity refers to the changes and variability of the living organisms on Earth. There are four types of biodiversity. Explore its types and importance only @ BYJU'S.
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. Scientists often speak of three levels of diversity: species, genetic, and ecosystem diversity.
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 local habitats, ecosystems, landscapes, and whole continents or oceans.
Biodiversity - Definition and Examples - Biology Online Dictionary
2023年3月10日 · Biodiversity is defined as the measurement tool for all the variations (at all three levels namely genetic, species, and ecosystem) that exist in the different life forms inhabiting the Earth’s surface. It includes all microscopic and macroscopic …