A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation. Birdlife international is the worlds largest nature conservation partnership. Endemic plant and animal species present in the biodiversity hotspots. A red data book contains lists of all the species whose continued existence is threatened. Davies tj, smith gf, bellstedt du, boatwright js, bytebier b, et al.
This diversity can be attributed to the vast variety of landforms and climates resulting in habitats ranging from tropical to temperate, and from alpine to desert. The latter was the main source of information for the compilation of the dataset with supplementary sources comprising major floristic works 23, 2734, online herbarium collections mainly from the herbaria b, e, k, ld, maic and w. A dataset of intrinsic and extrinsic variables described in detail below was generated for the plant taxa included in the greek red data book 24, 25. A bigger hotspot, cape floristic province, with an expanse of 18,000 km 2 and 24. Jan 02, 2018 a biodiversity hotspot is a biogeographic region that is both a significant reservoir of biodiversity and is threatened with destruction. There are 34 areas around the world which are qualified as biodiversity hotspots. In 1999, ci identified 25 biodiversity hotspots in the book hotspots. Floristic diversity of the indian himalaya springerlink. The hotspots idea was also promoted by russell mittermeier in the popular book hotspots revisited 2004. Earths biologically richest and most endangered terrestrial ecoregions and a paper published in the journal nature. Conservation of the insect assemblages of the cape peninsula. Learn about where these hotspots are and why they have been classified as such. The global forest biodiversity initiative gfb is a multistakeholder research collaborative that seeks to provide a platform for data sharing, support services, and cuttingedge research.
A biodiversity hotspot is a biogeographic area notable for sustaining significant levels of biological diversity and which is. Slideshow biodiversity hotspots and conservation priorities. Red data book part10 environmental science youtube. The project will first build on our recent assessements in the region by filling the remaining gaps in information on. Our mediterranean hotspot project will provide resources that are essential for guiding decisions on the conservation and sustainable management of freshwater biodiversity in the mediterranean basin biodiversity hotspot. The china red data book of endangered plants and the china red data book of endangered animals provided information on the distributions of endangered plant and vertebrate species. Earths biologically richest and most endangered terrestrial ecoregions. Understand the importance of protecting these areas. It serves as an invaluable reference source not only for students and researchers but also for policy makers to aid them in the drafting of biodiversity conservation plans. Four of 34 globally identified biodiversity hotspots. Explain why certain locations are considered biological hotspots. Red list of vascular plants of tajikistan the core area of the mountains of central asia global biodiversity hotspot. Includes entire northeastern india, except assam and andaman group of. The hotspot is home to 8 000 endemic plant species and almost 950 birds.
Russian reserves protect 87% of the terrestrial mammal fauna including 37 species from the red data book, 92% of amphibians 3 from the red data book, 73% of reptiles 6 from the red data book and 83% of birds including 60% of species from the red data book. Detecting biodiversity hotspots using speciesarea and. We used data for mammals 5,400 species, birds 10,000 and amphibians 6,300. More generally, however, the term hotspot is now applied to a geographical area that ranks particularly high on one or more axes of species richness, levels of endemism, numbers of rare or threatened species, and intensity of threat. The red data book of rare and threatened plants of greece, vol. The national red list 2012 of sri lanka evaluates all flowering plants, ferns, mammals, birds, reptiles, amphibians and major groups of invertebrates, including various insect groups, in the country. Iucn and wwf caucasus support the update of the red data book. It uses a set of criteria to evaluate the extinction risk of thousands of species and subspecies. Red data book of india includes the conservation status of animals and plants which are endemic to the indian subcontinent. We therefore included only the data for 469 terrestrial mammal species of which 77 are endemic to china to investigate patterns of mammal diversity.
The singapore red data book contains indepth information of all threatened flora and fauna species in singapore. Information about the horn of africa biodiversity hotspot was developed using the book hotspots revisited, which cites amori, g. The british ecologist norman myers first published the biodiversity hotspot thesis in 1988. Nayar mp, sastry ark 19871990 red data book of indian plants, vol.
India became a state member of iucn in 1969, through the ministry of environment, forest and climate change moefcc. Red data book it is a document established by iucn in the year 1964 for. Information about the madagascar and indian ocean islands biodiversity hotspot was developed using the ecosystem profile pdf 7. Highlands named biodiversity hotspot heraldscotland. The red data book is the state document which is established for documenting rare and endangered. The data for this book is provided through surveys which are conducted by the zoological survey of india and the botanical survey of india under the guidance of the ministry of environment, forest and climate change. Red list data allows detailed analysis of biodiversity at various scales across the globe. Based on red data book listed endangered species of fish, amphibians, reptiles, and mammals, xingyi is one of nine vertebrate biodiversity hotspots of china. These two datasets record the geographic distribution, habitat type, and elevational range for each of chinas 388 endangered plant species and 352. Research materials introduction a biodiversity hotspot is a biogeographic region that is both a significant reservoir of.
Myers, although without quantitative criteria but relying solely on the high levels of habitat loss and the presence of an extraordinary number of plant endemism, identified ten tropical forest hotspots mittermeier et al. A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation norman myers wrote about the concept in two articles in the environmentalist 1988, and 1990 revised after thorough analysis by myers and others hotspots. Biodiversity hotspot analysis based on the extinction risk of vascular. Data basin is a sciencebased mapping and analysis platform that supports learning, research, and sustainable environmental stewardship. Find out the concept of biodiversity hotspots, criteria to qualify as a biodiversity hotspot and the name of hotspots regions of the world, which is very useful for the competitive examinations. Each red data book usually deals with a specific group of animals or plants e. Iucn and wwf caucasus support the update of the red data book of. Red data book, registers of wildlife assigned categories of threat, is. Red list of vascular plants of tajikistan the core area of. Norman myers wrote about the concept in two articles in the environmentalist, and 1990 revised after thorough analysis by myers and others hotspots. Earths biologically richest and most endangered terrestrial ecoregions and a paper published in. Prioritizing conservation of medicinal flora in the.
The blackfaced lion tamarin is just one of the 25 critically endangered species in the forest. Pdf extinction risk and diversification are linked in a. One of the biggest reasons that biodiversity hotspots are being destroyed is because of human activities like farming because regions are being deforested to make room for subsistence farming. Rebelo ag 1992 red data book species in the cape floristic regionthreats, priorities and target species. The term biodiversity hotspot specifically refers to 25.
To qualify as a biodiversity hotspot on myers 2000 edition of the hotspotmap, a region. Apr 18, 2012 originally this biodiversity hotspot extended over 1. The red list of threatened species also known as the iucn red list or red data list, founded in 1964, is the worlds most comprehensive inventory of the global conservation status of biological species. Identifying priority ecoregions for rodent conservation at the genus level.
Biodiversity hotspots for conservation priorities nature. Biodiversity is a measure of ecological health johnson 554. A biodiversity hotspot is a region with a high amount of biodiversity that experiences habitat loss by human activity. Red list indices for biodiversity hotspots receiving support. The iucn india country office was established in 2007 in new delhi. Jul 12, 20 a major finding of this updated analysis is that six previously overlooked areas qualify for hotspot status. Lecture04 enviornment iucn red list updated sankagrast prajatiya red data book study91nitin sir duration. Biodiversity in chinas mountains tang 2006 frontiers.
The red data books published by the international union for conservation of nature and natural resources iucn contain lists of endemic plant and animal species present in the biodiversity hotspots. It contains over 7 per cent of the worlds biodiversity on 2. Biodiversity in bangladesh 97 more than 3000 varieties of pulses, 781 varieties of oilseed, 3516 vegetables both species and cultivar, 156 spices, 89 fruits, are recorded alone by the. Iucn red list india red data list red book part1 pmf ias. Red data book overview, advantages and its disadvantages. India has tremendous biodiversity, genetic as well as of species and ecosystems. May 09, 2012 a biodiversity hotspot is the richness and variety of species in a region. The himalayas, the western ghats, the northeast, and the nicobar islands, can be found in india.
It publishes red data book which contains a list of threatened species vulnerable, endangered and critically endangered. In order to qualify as a biodiversity hotspot, according to conservation international, a region must contain at least 1,500 species of vascular plants 0. Download citation biodiversity hotspot analysis based on the extinction risk of vascular plant species in the red data book of japan identification of focal. Newly compiled data from the national biodiversity network atlas suggests the highlands has by far the widest range of flora and fauna in britain. Above biodiversity hotspot regions are blessed with a variety of exceptional plant species and habitat, but facing. A subsequent analysis myers, 1990 added a further eight hotspots. Biodiversity hotspots and conservation priorities this chapter explains the concept of biodiversity hotspot and why conservation efforts should be prioritized to certain zones.
Horn of africa sources cepf protecting biodiversity by. This definition of a hotspot continues to be used in many studies today5,6. The biodiversity hotspots are regions known to hold especially high numbers of species found nowhere else, yet their remaining habitat combined covers a little more than two percent of earths land surface. Succulent karoo protected areas unesco world heritage centre.
Red data book overview, advantages and its disadvantages byjus. Agriculture, forestry, biodiversity, pollution, and sanitation are the key indicators. Collectively, these areas held as endemics about 44% of the worlds plants and 35% of terrestrial vertebrates in an area that formerly covered only 11. Includes the entire indian himalayan region and that falling in pakistan, tibet, nepal, bhutan, china and myanmar 2. A canopy walk through the species rich rainforest of the amazon. Red data book is a public document in which the different endangered and rare species of plants, animals, fungi and some of the local. These are the madrean pineoak woodlands of northern mexico and the southwestern united states, southern africas maputalandpondolandalbany region, the horn of africa, the iranoanatolian region, the mountains of central asia, and japan. Pdf the red data book of rare and threatened plants of greece.
A biodiversity hotspot is a biogeographic region with a significant reservoir of biodiversity that is threatened with destruction the concept of biodiversity hotspots was originated by dr. The succulent karoo biome is home to 6 356 plant species, 40% of which are endemic and 936 17% of which are listed in the red data book and is the most biodiverse arid area in the world and contains the most important and significant natural habitat for the insitu conservation of biological diversity. Apr 25, 2017 a biodiversity hotspot is a biogeographic region with a rich biodiversity including endemic flora and fauna, that is also threatened with destruction. Lecture04 enviornment iucn red list updated sankagrast prajatiyared data bookstudy91nitin sir duration. A total of 881 medicinal plant species were scored based on key ecological endemism, threat status and socioeconomic use value, mode of harvesting criteria, and 50 of these are prioritized for conservation. The china red data book of endangered plants fu 1992 and the china red data book of endangered animals wang 1998 provided information on the distrib.
1101 181 1235 684 1284 1193 820 1102 116 1120 1103 1477 496 1561 1313 1230 297 599 1535 961 1450 1391 1015 888 1386 687 706 1204 1437 818 1494 808 1344 487 299 1005 647 152 581 851 239 715 781 1323 347 421 373