WebIntroduction The variety of animal and plant life in any environment is known as biodiversity. The term can apply to a small portion of a particular rainforest, the entire Earth itself, or any habitat in between. Biodiversity is of interest to anyone concerned with the welfare of our planet. WebBiodiversity 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 …
Biodiversity Definition & Facts Britannica
WebApr 10, 2024 · Three major axes of global change put the world’s mammal biodiversity at risk: climate change, human population growth, and land-use change. ... We define four future risk factors based on species’ biology and projected exposure to severe change in climate, human population, and land use. ... A species’ current threat status is the result ... WebApr 6, 2024 · conservation, study of the loss of Earth’s biological diversity and the ways this loss can be prevented. Biological diversity, or biodiversity, is the variety of life either in a … solthrys
47.1 The Biodiversity Crisis - Biology OpenStax
WebBiodiversity is usually explored at three levels - genetic diversity, species diversity and ecosystem diversity. These three levels work together to create the complexity of life on Earth. Genetic diversity. Genetic diversity is the variety of genes within a species. Each species is made up of individuals that have their own particular genetic ... WebApr 8, 2024 · Biodiversity – the entire collection of life forms on a particular planet – is a key component of a healthy environment. It is defined as the number and variety of species of all organisms, either living or once … WebCurrent Species Diversity. Despite considerable effort, knowledge of the species that inhabit the planet is limited. A recent estimate suggests that the eukaryote species for which science has names, about 1.5 million species, account for less than 20 percent of the total number of eukaryote species present on the planet (8.7 million species, by one estimate). small block chevy aluminum rods