At present, China has entered a new era of ecological civilization construction, and the harmony between man and nature has become the main line of development. As the spatial carrier of ecological civilization construction, it is an important measure to promote the modernization of national governance system and governance capacity in the field of ecological civilization to establish a national spatial planning with spatial governance and spatial structure optimization as the core and a national space use control system with development, utilization and protection as the main body.
In order to achieve this goal, it is first necessary to tap the potential of national spatial data, establish a national spatial basic information platform and an early warning management system covering the whole region, all factors and the whole process according to the new management mechanism of "speaking with data, making decisions with data, managing with data and innovating with data", form a digital national spatial governance system covering the whole region, all factors and the whole process, and realize scientific planning and effective supervision of land resources development, utilization and protection.
Global, All-factor and Whole-process Digital Framework
? The whole region, that is, the geographical scope covers land, water, airspace and so on. , covering urban space, agricultural space and ecological space, forming a unified control framework for the whole region.
? All-factor, that is, living around the harmony between man and nature, landscape, forest, field, lake and grass, is the core concept of a whole life, coordinating natural resources such as mountains, water, forest, field, lake and grass, and integrating social factors such as people, cars, roads, land and houses at the same time, forming the management and control basis of all-factor integration.
? The whole process, that is, around the whole process of planning, implementation, monitoring and evaluation, forms a whole process management and control system of unified land and space planning, use control and development and utilization, monitoring and evaluation.
Land and space basic information platform covering the whole region and all elements
The basic information platform of national land space is the unified base map, bottom line and bottom plate of national land space work, and it is the basic service platform for planning, examination and approval, supervision, analysis and decision-making of national land space. The construction of land and space basic information platform will focus on solving the problems of integrating a map of natural resources and enjoying services.
? Map integration of natural resources. On the basis of unified time and space datum, based on the data of land resources, surveying and mapping geography, etc., collect and integrate all kinds of land and space-related data of the government and society, and sort, process and integrate the database according to the categories of current data, planning data, management data, social economy, etc., so as to form an interconnected, interrelated and synergistic natural resources map covering the whole region and all elements.
? Natural resources map * * * Enjoy the service. Combined with the requirements of unified space planning, unified use control and development and utilization, unified monitoring and supervision, based on a unified platform, it provides online application, personalized customization, * * * * service, working platform and other service modes, forming a basic information platform of natural resources industry with "more complete data, wider application and * * *".
Compilation, implementation, monitoring, evaluation and early warning of land spatial planning covering the whole process
Land spatial planning is the overall spatial planning in the new period, the overall arrangement of land spatial utilization in a certain area with spatial governance and spatial structure optimization as the main contents, the important basis for implementing land spatial use control and ecological restoration, and the management requirements of higher-level governments for land spatial utilization of lower-level governments. The land spatial planning in the new era will be fully digitized in the stages of data investigation and collection, planning preparation, planning implementation and planning evaluation.
? Data investigation and collection stage. Based on the achievements of land and space basic information platform and urban spatio-temporal big data platform. , to provide data extraction, management, database building and other tools, the third national land survey data results, geographical survey results and various planning results are summarized and integrated to form a national spatial planning map.
? Planning stage. Based on a map, the land space planning provides thematic analysis such as resource and environmental carrying capacity evaluation, land space development suitability evaluation, traffic analysis, urban spatial pattern analysis and main control line detection, which provides scientific basis for planning.
? Planning implementation stage. Combined with the requirements of land space use control, natural resources development and utilization, natural resources ecological restoration and other work. , providing services such as project site selection analysis, compliance inspection, planning remaining space analysis, etc., and providing auxiliary tools for planning implementation.
? Planning and evaluation stage. Conduct dynamic monitoring, timely early warning and special evaluation on the implementation of land spatial planning, and support and implement land spatial monitoring, evaluation and early warning by means of information technology. The monitoring and evaluation results can also provide optimization services for planning adjustment and later planning preparation.
Practice of Digital Land Spatial Management System
SuperMap revolves around the global, all-factor, whole-process digital land space governance system, and establishes a land space basic information platform and a land space planning monitoring, evaluation and early warning management system by means of digitalization, networking and intelligence.
1. Gather global total factor resources and build a map of natural resources.
According to status data, planning data, management data, social economy and other categories. , the basic surveying and mapping results, land survey results, geographical survey results, mineral resources survey results, all kinds of planning results and socio-economic big data and other data related to land space are summarized and integrated to form a natural resources map covering the whole region, all elements, interconnected, interconnected and coordinated.
2. Relying on the big platform and integrated application architecture, serving the whole business of natural resources.
Adopting micro-service architecture, according to the idea of big platform, integration and light application, the land and space basic information platform is regarded as the vertical unified entrance and exit of data and services in the natural resources industry, providing online working platforms and application programming interfaces (API) for users in the natural resources industry, serving the whole process of land and space-related planning, approval, supervision and decision-making; Horizontally, it connects the regional public information platform to serve the whole process of urban planning, construction, management and operation.
3. Around the whole process of planning, construct the planning digital application ecology.
Based on all kinds of big data on the platform and API related to planning application, and a geo-spatial planning map, auxiliary planning tools such as resource and environmental carrying capacity evaluation, land spatial development suitability evaluation, auxiliary use control tools such as project site selection and compliance analysis, and dynamic monitoring and evaluation system are established to provide digital new methods and models for land spatial planning preparation, approval, implementation, supervision, evaluation and early warning.
4. Innovate spatial big data technology to realize rapid analysis and visual application of massive data.
General big data technology has been integrated into the fields of spatial data management, spatial analysis, stream data processing and visualization. Based on the distributed spatial data engine, it provides spatial big data operators such as density analysis and aggregation analysis, and classical spatial analysis operators such as overlay analysis and buffer analysis, which supports the rapid release and real-time rendering of10 billion data, provides 2D/3D, dynamic/static visualization effects, and provides faster and stronger support for national spatial planning, monitoring and evaluation.
6. Fully autonomous and controllable platform system, safe and reliable for continuous operation.
Based on Hypergraph's completely independent intellectual property rights, the cloud GIS basic platform integrates four technical systems: cross-platform GIS, cloud native GIS, new generation 3D GIS and big data GIS, and builds a national and spatial basic information platform that is completely compatible with independent software and hardware, ensuring the safety and efficiency of platform achievements in all directions.