In situ conservation is the onsite conservation of genetic resources in natural populations of plants or. Ex situ conservation an overview sciencedirect topics. In situ conservation 1 the most appropriate method to maintain species of wild animals and plants in their natural habitats. Advantages and disadvantages of insitu conservation. It is the process of protecting an endangered plant or animal species in its natural habitat, either by protecting or cleaning up the habitat itself, or by defending the species from predators. Ex situ conservation is the technique of conservation of all levels of biological diversity outside their natural habitats through different techniques. Article 8 of theconvention on biological diversity cbd specifies in situ conservation as the primary conservation strategy, and states that ex situ measures should play a supportive role to reach conservation targets. These botanic gardens cultivate 80,000 species in living collections, and increasingly hold seed banks and in vitro collections.
Biodiversity and genetic conservation general editors i. This is in situ conservation and the natural processes and interaction are conserved as well as the elements of biodiversity. Ex situ conservation means conservation which takes place offsite. Biodiversity and conservation although india h as only 2. In situ conservation is one of two basic conservation strategies, alongside ex situ conservation. Although viable populations of some organisms can be maintained ex situ either under cultivation or in captivity, these methods are far less effective than in situ methods, and, generally, they are extremely costly. It is the conservation of genetic resources through their maintenance within the environment in which they occur.
Through the conservation of biodiversity and the survival of many species and habitats which are threatened due to human activities can be ensured. Ex situ conservation is the technique of conservation of. Complementary approaches for maintaining biodiversity haileab zegeye department of biology, faculty of natural and computational sciences, debre tabor university, p. Portable sequencing as a teaching tool in conservation and. Ramanuja rao international network for bamboo and rattan inbar environmental bamboo foundation ebf government of the netherlands international plant genetic resources institute ipgri. Conserving the areas where populations of species exist naturally is an underlying condition for the conservation of biodiversity. Schwartz kr, parsons ecm, rockwood l and wood tc 2017 integrating in situ and ex situ data management processes for biodiversity conservation. Zoos, botanical gardens and seed banks are all example of ex situ conservation. Insitu and exsitu conservation of biodiversity pdf new. In india, ecologically unique and biodiversity rich regions are legally protected as biosphere reserves, national parks, sanctuaries, reserved forests, protected forests and nature reserves.
These take the form of both insitu conservation programmes e. The protection and management of biodiversity through in situ conservation involve certain specific areas known as protected areas which include national parks, sanctuaries and biosphere reserves. Issues in agricultural biodiversity this series of books is published by earthscan in association with bioversity international. Globally 29,000 accessions of proso millet, 8,000 accessions each of barnyard and kodo millets, and 3,000 accessions of little millet have been assembled and conserved fig. This process protects the inhabitants and ensures the sustainability of the environment and ecosystem. In situ conservation vs ex situ conservation javatpoint. Balancing ex situ and in situ conservation balancing ex situ and in situ conservation bgci manages a database with records of 2,561 botanic gardens worldwide, with 1,000 of these added in the last 10 years. Strategies for conservation of biodiversity definition. Insitu conservation national medicinal plants board. Exsitu methods focus on species conservation in botanic gardens, zoos, gene banks, and. Conservation is an ethic of resource use, allocation, and protection.
The insitu concept is best understood in contrast to exsitu conservation. This study was conducted to assess the role of homegardens for conservation of plant in situ biodiversity in holeta town. In situ conservation is on site conservation or the conservation of genetic resources in natural populations of plant or animal species, such as forest genetic resources in natural populations of tree species. Its conservation embraces maintenance, sustainable utilization, and restoration, of the lost and degraded biodiversity through two basic and complementary strategies called in situ and ex situ. Ex situ conservation of biodiversity with particular emphasis. Ex situ and in situ conservation of agricultural biodiversity. Frontiers integrating insitu and exsitu data management. Pdf ex situ conservation of biodiversity with particular emphasis. Ex situ plant conservation case studies from the hrpp we highlight several case studies from the hrpp where threatened. This approach includes conservation and protection of the total ecosystems and its biodiversity through a network of protected areas. Ex situ conservation of threatened plant species in island. Ex situ conservation is the widely used method to conserve millet genetic resources. Fungal biodiversity and in situ conservation in italy.
Neet botany biodiversity and conservation questions solved. It implies a restriction of human activity and a greater interaction of wildlife with local residents near a reserve forest. Article 8 of the convention on biological diversity cbd specifies in situ conservation as the primary conservation strategy, and states that ex situ measures should play a supportive role to reach conservation targets. Conservation of biodiversity and genetic resources helps protect, maintain and recover endangered animal and plant species. Pdf biodiversity encompasses variety and variability of all forms of life on earth that play a great role in human existence. It is the process of protecting an endangered species, variety or breed, of plant or animal outside its natural habitat. A system wide approach to managing zoo collections for.
Its primary focus is upon maintaining the health of the natural world, its fisheries, habitats, and biological diversity. Ex situ conservation literally means, offsite conservation. Along with forest policy, it is fundamental to redesign the new forest act, national parks and wildlife. In this method of biological diversity conservation, sampling, shifting, storage and preservation of target taxa is carried out outside the natural habitat of the organisms. Ijres 4 2017 112 issn 20591977 in situ and ex situ conservation. Iucn technical guidelines on the management of ex situ populations for conservation approved at the 14th meeting of the programme committee of council, gland switzerland, 10 december 2002 preamble iucn affirms that a goal of conservation is the maintenance of existing genetic. Insitu and exsitu conservation jamaican biodiversity. The most commonly used measures of biological diversity are genetic diversity, species diversity and ecosystem diversity. It is the conservation of components of biological diversity outside their natural habitats. Difference between in situ and ex situ conservation. Ex situ conservation of biodiversity with particular emphasis to. Revision notes on biodiversity and conservation askiitians. Principles of in situ and ex situ conservation of biodiversity.
In situ conservation, the conservation of species in their natural habitats, is considered the most appropriate way of conserving biodiversity. The biodiversity on hand is a legacy of remarkable fertility and exuberance. Article 8 of the convention on biological diversity cbd specifies in situ conservation as the primary conservation strategy, and states that ex situ measures should play a supportive role to reach conservation targets in situ conservation aims to enable biodiversity to maintain itself within. The conservation of elements of biodiversity out of the context of their natural habitats is referred to as ex situ conservation. Following are the important advantages of in situ conservation. In our biosphere immense diversity or heterogeneity exists not only at the species level but. It requires a large area for the complete protection of biodiversity. May 03, 2019 in situ conservation is the onsite conservation of genetic resources in natural populations of plant or animal species. The only disadvantage of in situ conservation is that it requires large space of earth which is often difficult because of growing demand for space. That is what makes our country one of the 12 mega diversity countries of the world. Biodiversity encompasses variety and variability of all forms of life on earth that play a great role in human existence. This is the most viable way of biodiversity conservation. In situ conservation is the onsite conservation or the conservation of genetic resources in natural populations of plant or animal species, such as forest genetic resources in natural populations of teagan species.
Biodiversity conservation different methods and strategies. Biodiversity biological diversity is the total variety of living organisms in all ecosystems on earth, the genetic differences between them, and the communities and ecosystems in which they occur. In situ or onsite conservation refers to the conservation of species within their natural habitats. Insitu conservation aims to enable biodiversity to maintain itself within the context of the ecosystem in which it is found.
Zoos contribute substantial resources to in situ conservation projects in natural habitats using revenue from visitor attendance, as well as other sources. Pdf fungal biodiversity and in situ conservation in italy. In situ conservation is the onsite conservation of genetic resources in natural populations of plants or animal species such as forest genetic resources, in natural populations of tree and animal species. In situ conservation of biodiversity is the conservation of species within their natural habitat. In situ conservation of biodiversity and protected areas. The conservation of biodiversity is achieved by two approaches in situ and ex situ. The role of homegardens for in situ conservation of plant. Nearly 45,000 species of plants and twice as many of animals have been recorded from india.
Evolutionary ecosystems conserve life, as much as do individuals in their species lines. In this method, the natural ecosystem is maintained and protected. Iucn technical guidelines on the management of exsitu. Project report on biodiversity environmental pollution. In order to ensure the maintenance of biodiversity, there is a need to employ complementary in situ and ex. Ex situ conservation is rarely enough to save a species from extinction. Insitu on site, in place conservation is a set of conservation techniques involving the designation, management and monitoring of biodiversity in the same area where it is encountered. Conservation is the protection, preservation, management, or restoration of wildlife and natural resources such as forests and water. Biodiversity conservation is accomplished in a number of ways.
It is a costeffective and convenient method of conserving biodiversity. It is the natural wealth of the earth, which supplies all our food and much of our shelter and raw materials. In situ conservation is one of two basic conservation strategies, alongsideex situ conservation. Insitu and exsitu conservation of biodiversity an overview. These guidelines address both in situ conservation supporting the continued use of threatened breeds in the livestock production systems where they have traditionally been raised and ex situ conservation maintenance of populations at sites such as conservation farms and zoos.
1306 1407 57 82 155 1017 853 832 152 1028 108 171 1006 1473 1141 123 1225 74 1463 413 1452 89 1438 1033 790 334 990 963 727 1465 79 792 384 485 1136 977 276 1170 788