Biological diversity is basic to both ecological and food security. Sustainable advances in biological productivity will not be possible without access to biological diversity. As pointed out by IUCN as many as 60,000 plants species may be in danger of extinction or serious gene erosion during the next 30 to 40 years. Current estimate by the Threatened Plants Committee of the Survival Service Commission (TPC, SSC) of IUCN indicates that an average of 1 to 10 of the species of the vascular plant on the earth are endangered or threatened. Today, many natural habitats are being destroyed. Forest cover is diminishing especially in the tropics, wetlands are reducing, forest vegetation is being infested with weeds. During the next few decades many plant species will become extinct or other wild populations severely eroded genetically unless preventive measures are taken. It is now realised that an integrated approach is necessary in conserving the global species biodiversity. The necessity of conserving such rare species is now well recognised by various organisations such as MAB, IUCN, BGCI, CITES, WWF, FAO, NCEPC, TPC, SSC, etc. Although, a wide range of different policies and legal measures for the conservation of biodiversity exists which vary from country to country depending on the social, political and economic environment, following measures for conserving biodiversity are suggested by various organisations at national and international level:
(i) Initiation of programmes in listing of threatened species, their rational uses and measures for their conservation as suggested by International Union for Conservation of Nature and Natural Resources, National Committee on Environment Planning and Coordination (NCEPC) and National Committee on Man and Biosphere (MBA).
(ii) Botanical gardens and Arboreta in the world (about 1 500) visited by over 1 50 million people in a year, are therefore, ideal places to convince the public of importance of plant conservation. The Botanic Garden Conservation Strategy prepared by IUCN is intended to
stimulate a far greater involvement by botanic gardens in implementing the World Conservation Strategy. The strategy also recommends collaboration at National and International level through the IUCN Botanic Gardens Conservation Secretariat. Unity of world’s botanic
gardens represent a great force for conservation Anno, 74,76.
(iii) Botanic gardens act as an information centre and clearing house for conservation related matter as well as undertaking practical conservation activities both in situ and exsitu. The role that individual garden can play islikely to be much more effective as it is part of a coordinated national or regional policy.
(iv) Conservation on International Trade in Endangered Species of world Fauna and Flora (CITES) provides an international legal framework to the regulation of trade in those endangered plant and animal species that are exploited commercially. CITES allows trade in plant
species that can withstand current rates of exploitation but present trade in those that face extinction.
(v) United Nations Conference on Environment and Development (UNCED) met as the “Earth Summit” at Rio-de-Janeiro suggested following efforts to save the earth and its biodiversity :
a) There is a general global consensus that by the end of 2050, global temperature will have risen significantly (Haughton et.al., 1990). Such climate change could lead to large impact on individual organisms, communities, natural ecosystems,and global biochemical cycles,and ultimately effect biodiversity. Recently, so called “Green house gases emission” (Co2, methane, chlorofluore-carbons) in the atmosphere have a large impacts on global biochemical cycles and the climatic system. This increase results primarily from human industrial and agricultural activities. During “Earth summit” a 20 per cent cut in green house gas emissions was proposed. It was also suggested to shift from use of coal and wood for energy.
The restriction of the felling of forest trees in biodiver-sitically rich tropical countries, is suggested through legal binding.
Measures and steps suggested to control population and remove poverty as these aspects are the main reasons for deforestation.
Technology transfer to clean up pollutant and improve energy efficiency.
Development must be conservation based; it must protect the structure, function and diversity of the world natural system on which our species depends.
To conserve the earth’s vitality and diversity following four action are needed :
i) Pollution must be prevented.
ii) Maintain the integrity of earth’s ecosystems.
For this, we need to conserve life support.systems or ecological processes that keep the pianet fit for life.
iii) The target of Conservation of biological diversity can be
achieved by the establishment and maintenance of
protected areas, protection of species and genetic
stocks and strategies that combine economic use and
conservation over broad areas. The management of
existing protected areas need improvement. Scientific
understanding of species and ecosystem must be
enhanced.
iv) Ensure that the use of biological resources is sustainable.
At the time of meeting of International consultation on conservation of medicinal plant of WHO/ IUCN/ WWF held in Chiang Mai on 21-26 March 1988, all health professionals and the plant conservationists committed to the collective goal of “Health for all” by the year 2,000 through the primary health care approach and to the principles of conservation and sustainable development outlined in the World Conservation Strategy.
There was a call to all people to commit themselves to :
“SAVE THE PLANTS THAT SAVE US”
*18\218\2*
BIO-DIVERSITY: STRATEGIES TO CONSERVE BIODIVERSITYBiological diversity is basic to both ecological and food security. Sustainable advances in biological productivity will not be possible without access to biological diversity. As pointed out by IUCN as many as 60,000 plants species may be in danger of extinction or serious gene erosion during the next 30 to 40 years. Current estimate by the Threatened Plants Committee of the Survival Service Commission (TPC, SSC) of IUCN indicates that an average of 1 to 10 of the species of the vascular plant on the earth are endangered or threatened. Today, many natural habitats are being destroyed. Forest cover is diminishing especially in the tropics, wetlands are reducing, forest vegetation is being infested with weeds. During the next few decades many plant species will become extinct or other wild populations severely eroded genetically unless preventive measures are taken. It is now realised that an integrated approach is necessary in conserving the global species biodiversity. The necessity of conserving such rare species is now well recognised by various organisations such as MAB, IUCN, BGCI, CITES, WWF, FAO, NCEPC, TPC, SSC, etc. Although, a wide range of different policies and legal measures for the conservation of biodiversity exists which vary from country to country depending on the social, political and economic environment, following measures for conserving biodiversity are suggested by various organisations at national and international level:
(i) Initiation of programmes in listing of threatened species, their rational uses and measures for their conservation as suggested by International Union for Conservation of Nature and Natural Resources, National Committee on Environment Planning and Coordination (NCEPC) and National Committee on Man and Biosphere (MBA).
(ii) Botanical gardens and Arboreta in the world (about 1 500) visited by over 1 50 million people in a year, are therefore, ideal places to convince the public of importance of plant conservation. The Botanic Garden Conservation Strategy prepared by IUCN is intended tostimulate a far greater involvement by botanic gardens in implementing the World Conservation Strategy. The strategy also recommends collaboration at National and International level through the IUCN Botanic Gardens Conservation Secretariat. Unity of world’s botanicgardens represent a great force for conservation Anno, 74,76.(iii) Botanic gardens act as an information centre and clearing house for conservation related matter as well as undertaking practical conservation activities both in situ and exsitu. The role that individual garden can play islikely to be much more effective as it is part of a coordinated national or regional policy.
(iv) Conservation on International Trade in Endangered Species of world Fauna and Flora (CITES) provides an international legal framework to the regulation of trade in those endangered plant and animal species that are exploited commercially. CITES allows trade in plantspecies that can withstand current rates of exploitation but present trade in those that face extinction.
(v) United Nations Conference on Environment and Development (UNCED) met as the “Earth Summit” at Rio-de-Janeiro suggested following efforts to save the earth and its biodiversity :
a) There is a general global consensus that by the end of 2050, global temperature will have risen significantly (Haughton et.al., 1990). Such climate change could lead to large impact on individual organisms, communities, natural ecosystems,and global biochemical cycles,and ultimately effect biodiversity. Recently, so called “Green house gases emission” (Co2, methane, chlorofluore-carbons) in the atmosphere have a large impacts on global biochemical cycles and the climatic system. This increase results primarily from human industrial and agricultural activities. During “Earth summit” a 20 per cent cut in green house gas emissions was proposed. It was also suggested to shift from use of coal and wood for energy.The restriction of the felling of forest trees in biodiver-sitically rich tropical countries, is suggested through legal binding.Measures and steps suggested to control population and remove poverty as these aspects are the main reasons for deforestation.Technology transfer to clean up pollutant and improve energy efficiency.Development must be conservation based; it must protect the structure, function and diversity of the world natural system on which our species depends.
To conserve the earth’s vitality and diversity following four action are needed :
i) Pollution must be prevented.ii) Maintain the integrity of earth’s ecosystems.
For this, we need to conserve life support.systems or ecological processes that keep the pianet fit for life.
iii) The target of Conservation of biological diversity can beachieved by the establishment and maintenance ofprotected areas, protection of species and geneticstocks and strategies that combine economic use andconservation over broad areas. The management ofexisting protected areas need improvement. Scientificunderstanding of species and ecosystem must beenhanced.iv) Ensure that the use of biological resources is sustainable.
At the time of meeting of International consultation on conservation of medicinal plant of WHO/ IUCN/ WWF held in Chiang Mai on 21-26 March 1988, all health professionals and the plant conservationists committed to the collective goal of “Health for all” by the year 2,000 through the primary health care approach and to the principles of conservation and sustainable development outlined in the World Conservation Strategy.There was a call to all people to commit themselves to : ”SAVE THE PLANTS THAT SAVE US”*18\218\2*
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