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Há 1 dia · This International Day for Biodiversity, IUCN invites you to join us in weaving a better, brighter, healthier future for people and planet. Themes: Biodiversity is the tapestry of life on which we all depend. We are capable, through positive action, of halting and reversing biodiversity loss. This International Day for Biodiversity reminds us ...
Há 4 dias · How Does the IUCN Red List Classify Species? The IUCN Red List categorizes species based on their risk of extinction, ranging from "Least Concern" to "Extinct". This system helps prioritize conservation efforts by highlighting which species need the most urgent help.
Há 7 horas · Em seu estudo, a IUCN alerta que "50% dos ecossistemas dos manguezais analisados correm risco de colapso" e que 20% dos casos é grave. As ameaças a estes ecossistemas são o desmatamento, a poluição, a construção de barragens, o aumento do nível do mar e a maior frequência de tempestades devido às mudanças climáticas.
Há 3 dias · Argythamnia (Acalyphoideae, Euphorbiaceae) is a monophyletic genus with approximately 70 species exclusive to the New World, distributed from the southern United States to Patagonia.
Há 3 dias · Hierarquia Taxonômica. Animalia ; Chordata Haeckel, 1874 ; Reptilia Laurenti, 1768 ; Squamata Oppel, 1811 ; Serpentes Linnaeus, 1758 ; Leptotyphlopidae Stejneger, 1892
Há 1 hora · The assessment indicates that climate change threatens one-third (33%) of the mangrove ecosystems evaluated. The study, led by IUCN with the collaboration of over 250 experts from 44 countries, classified the world's mangrove ecosystems into 36 regions, known as provinces. Each region's mangroves were assessed for threats and risks of collapse.
Há 1 dia · Em seu estudo, a IUCN alerta que 50% dos ecossistemas dos manguezais analisados correm risco de colapso e que 20% dos casos é grave. As ameaças a estes ecossistemas são o desmatamento, a ...
