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13 de set. de 2024 · As of September 2016, the International Union for Conservation of Nature (IUCN) lists 1674 data deficient plant species. [1] 7.6% of all evaluated plant species are listed as data deficient. The IUCN also lists 18 subspecies and 57 varieties as data deficient.
Há 16 horas · Vulnerable (VU) species are considered to be facing a high risk of extinction in the wild. As of September 2016, the International Union for Conservation of Nature (IUCN) lists 5430 Vulnerable (VU) plant species. [ 1 ] 25% of all evaluated plant species are listed as Vulnerable. The IUCN also lists 244 subspecies and 235 varieties as Vulnerable.
13 de set. de 2024 · As of September 2016, the International Union for Conservation of Nature (IUCN) lists 1851 near threatened plant species. [1] 8.5% of all evaluated plant species are listed as near threatened. The IUCN also lists 51 subspecies and 73 varieties as near threatened.
Há 2 dias · By integrating Species360 ex situ data into the IUCN Red List of Threatened Species website, the Red List website will now provide a complete image of species population numbers in the wild and in human care. Also known as the barometer of life, the IUCN Red List is the world’s leading authority on the status of nature in the world.
Há 3 dias · Context. Combatting biodiversity loss is often hamstrung by a lack of species-specific knowledge. Species considered Data Deficient (DD) on the IUCN Red List are poorly understood and often neglected in conservation investment, despite evidence they are often threatened. Reptiles have the highest percentage of DD species for any terrestrial vertebrate group. Aims and methods. We used a ...
13 de set. de 2024 · As a result of these knowledge gaps, orcas are among the more than 20,000 species that are labeled "data deficient" on the International Union for Conservation of Nature (IUCN) Red...
19 de set. de 2024 · The study aims to overcome the challenge of assessing extinction vulnerability by employing several readily obtainable criteria, as opposed to the more time-consuming full IUCN Red List standard assessments (IUCN, 2024). Until now, only 96 species of Begonia worldwide (<5%) are formally listed in the IUCN Threatened Plant list, with none known ...
