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31 Μαΐ 2019 · Biodiversity is a term which describes every living organism within a single ecosystem or habitat, including numbers and diversity of species and all environmental aspects such as temperature, oxygen and carbon dioxide levels and climate.
10 Μαρ 2023 · Biology definition: 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 forms of life.
24 Οκτ 2024 · 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.
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 sustain life.
11 Αυγ 2022 · A common meaning of biodiversity is simply the number of species in a location or on Earth; for example, the American Ornithologists’ Union lists 2078 species of birds in North and Central America. This is one measure of the bird biodiversity on the continent.
We refer to biodiversity on a global scale – for example when we talk about the one million species at risk of extinction – and at local level: a rainforest harbours tens of thousands of different species, making it rich in biodiversity, whereas a palm oil plantation often has only one type of tree and supports very few other species ...
We synthesize aspects of this literature, focusing on several key concepts, debates, patterns, trends, and drivers. We review the history of the term and the multiple dimensions and values of biodiversity, and we explore what is known and not known about global patterns of biodiversity.
