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基于云平臺的生態(tài)承載力評價系統(tǒng)設(shè)計與實現(xiàn)

發(fā)布時間:2018-07-25 09:02
【摘要】:近些年,隨著互聯(lián)網(wǎng)的發(fā)展和用戶需求的轉(zhuǎn)變,GIS技術(shù)也在此基礎(chǔ)上得到進一步提升,傳統(tǒng)單一的基礎(chǔ)數(shù)據(jù)處理與分析功能已經(jīng)不能滿足專業(yè)應(yīng)用的需求,面向?qū)ο蟮暮途唧w功能的技術(shù)集成的應(yīng)用需求增大。伴隨著神農(nóng)架林區(qū)城市化和工業(yè)化的推進,生態(tài)環(huán)境問題更加突出,而其自身特殊的生態(tài)地位對其自身的生態(tài)環(huán)境提出更加嚴格的要求,二者之間的矛盾日益凸顯,對神農(nóng)架林區(qū)生態(tài)承載力的評價迫在眉睫。在過去的幾十年里,林區(qū)城鎮(zhèn)化道路不明確,缺乏自主創(chuàng)新的城市規(guī)劃和管理的核心技術(shù),因此,設(shè)計一套面向?qū)ο蟮、基于云平臺服務(wù)的數(shù)據(jù)處理與服務(wù)功能的生態(tài)承載力評價系統(tǒng)具有重要現(xiàn)實意義。本文基于對生態(tài)承載力概念與評價方法等理論體系研究的基礎(chǔ)上,確定生態(tài)承載力評價系統(tǒng)的各大功能模塊,基于云平臺設(shè)計開發(fā)生態(tài)承載力評價系統(tǒng),實現(xiàn)對神農(nóng)架林區(qū)生態(tài)承載力的評價,指導(dǎo)整個林區(qū)的生態(tài)保護建設(shè)與綜合對策的制定。在對整個林區(qū)進行生態(tài)承載力評價的基礎(chǔ)上,再通過人與生態(tài)耦合關(guān)系理論,采用離差系數(shù),分析生態(tài)與人口、生態(tài)與經(jīng)濟、生態(tài)與社會的發(fā)展協(xié)調(diào)度,以林區(qū)鎮(zhèn)域為評價單元,闡述生態(tài)發(fā)展的影響因素,并給出保護對策。評價分析的主要結(jié)論如下:(1)對整個林區(qū)的生態(tài)承載力評價,結(jié)果顯示林區(qū)整體呈現(xiàn)出適載狀態(tài),整個林區(qū)的生態(tài)承載力還能繼續(xù)維持區(qū)內(nèi)生態(tài)系統(tǒng)的正常功能,但仍有較大改善空間?臻g分布上,林區(qū)生態(tài)承載力分布不均勻;數(shù)量上,林區(qū)生態(tài)敏感區(qū)占全區(qū)總面積的49%。基于林區(qū)整體的生態(tài)承載力評價結(jié)果,可以發(fā)現(xiàn)林區(qū)生態(tài)承載力面臨著旅游業(yè)的繁榮給生態(tài)環(huán)境造成巨大壓力、神農(nóng)架林區(qū)特殊的自然基質(zhì)條件、對資源的不合理開發(fā)利用、生態(tài)保護政策的缺失等多方面問題,并以此從生態(tài)系統(tǒng)外部角度給出具體綜合對策。(2)以生態(tài)系統(tǒng)與其內(nèi)部結(jié)構(gòu)的耦合關(guān)系評價為方法依據(jù),詳細闡述神農(nóng)架林區(qū)生態(tài)與人口、社會、經(jīng)濟的耦合關(guān)系特征,從整體來看,神農(nóng)架林區(qū)人口-生態(tài)協(xié)調(diào)性整體水平較低,大部分鎮(zhèn)的人口-生態(tài)協(xié)調(diào)度水平處于中高失調(diào)等級;林區(qū)經(jīng)濟-生態(tài)協(xié)調(diào)性整體水平較低,大部分地區(qū)經(jīng)濟-生態(tài)協(xié)調(diào)度水平處于中高度失調(diào)等級;林區(qū)經(jīng)濟-生態(tài)協(xié)調(diào)性整體水平較低,大部分地區(qū)經(jīng)濟-生態(tài)協(xié)調(diào)度水平處于中高度失調(diào)等級,據(jù)此分析,對林區(qū)各鎮(zhèn)給出具體對策和發(fā)展建議。
[Abstract]:In recent years, with the development of the Internet and the change of user demand, GIS technology has been further improved, the traditional single basic data processing and analysis function can no longer meet the needs of professional applications. Application requirements for object-oriented and functional-specific technology integration are increased. With the promotion of urbanization and industrialization in Shennongjia forest area, the ecological environment problem is more prominent, and its own special ecological status puts forward more stringent requirements for its own ecological environment, and the contradiction between the two becomes increasingly prominent. It is urgent to evaluate the ecological carrying capacity of Shennongjia forest area. In the past few decades, the path of urbanization in forest areas has been unclear, and the core technologies of independent and innovative urban planning and management have been lacking. Therefore, the design of a set of object-oriented, The evaluation system of ecological carrying capacity based on cloud platform service data processing and service function has important practical significance. Based on the study of the concept and evaluation method of ecological carrying capacity, this paper determines the functional modules of the ecological carrying capacity evaluation system, and designs and develops the ecological carrying capacity evaluation system based on cloud platform. The ecological carrying capacity of Shennongjia forest area is evaluated to guide the ecological protection construction and the formulation of comprehensive countermeasures. On the basis of the evaluation of ecological carrying capacity of the whole forest area, and through the theory of human-ecological coupling relationship and the coefficient of deviation, this paper analyzes the degree of coordination between ecology and population, ecology and economy, ecology and society. Taking the forest area as the evaluation unit, this paper expounds the influencing factors of ecological development and puts forward the protection countermeasures. The main conclusions of the evaluation and analysis are as follows: (1) the ecological carrying capacity of the whole forest region is evaluated. The results show that the ecological carrying capacity of the whole forest region is in a suitable state, and the ecological carrying capacity of the whole forest region can continue to maintain the normal function of the ecosystem in the whole forest region. But there is still much room for improvement. In spatial distribution, the ecological carrying capacity of forest region is not uniform, and the ecological sensitive area of forest region accounts for 49% of the total area of the whole area. Based on the evaluation results of ecological carrying capacity of forest region as a whole, it can be found that the ecological carrying capacity of forest region is facing great pressure to the ecological environment caused by the prosperity of tourism, the special natural matrix condition of Shennongjia forest area, and the unreasonable exploitation and utilization of resources. The lack of ecological protection policy and so on are discussed in detail. (2) based on the evaluation of the coupling relationship between ecosystem and its internal structure, the ecological and population of Shennongjia forest region are expounded in detail. On the whole, the overall level of population-ecological coordination in Shennongjia forest area is low, and the level of population-ecological coordination degree of most towns is in the middle and high level of maladjustment. The overall level of economic and ecological coordination in forest regions is low, the level of economic and ecological coordination in most areas is in the middle and high degree of imbalance, and the overall level of economic and ecological coordination in forest regions is relatively low. The level of economic-ecological coordination in most areas is in the middle and high degree of maladjustment. Based on this analysis, concrete countermeasures and development suggestions are given for each town in the forest area.
【學(xué)位授予單位】:武漢大學(xué)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2017
【分類號】:TP311.52;TP393.09

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