Urban Planning and City-Forming Factors: Classification and Greening of Settlements

Urban planning is the technical and political process of designing and regulating the use of land, the form of the built environment, and the systems that serve a population — its goal is to create optimal, healthy, and equitable conditions for human life. It coordinates housing, transportation, public space, infrastructure, and the natural environment so that settlements function well today and remain adaptable for future generations.

What Is Urban Planning?

Urban planning, also called town planning or city planning, is the discipline that shapes where and how communities grow. It blends land-use management, transportation, environmental protection, economic development, and social policy into a single coordinated framework. Greening and landscaping settlements is one of the most powerful means of optimizing living conditions, and it sits within the broader set of urban planning measures for the planning and development of cities and towns.

Definition and Scope of Urban and Regional Planning

Urban and Regional Planning is the field concerned with the orderly development of land and resources across scales — from a single neighborhood block to an entire metropolitan region. Urban planning addresses the internal structure of a city: zoning, housing, streets, parks, and public services. Regional planning works at a larger scale, coordinating transportation corridors, watersheds, economic zones, and growth boundaries across multiple municipalities. The American Planning Association describes the profession as helping communities create plans that manage growth and revitalize physical, social, and economic infrastructure.

The scope of urban and regional planning reaches into many overlapping domains. The core areas include:

• Land-use planning — deciding how parcels of land may be developed and managed;
• Transportation planning — connecting people to jobs, services, and recreation;
• Environmental planning — protecting water, air, soil, and ecosystems;
• Economic development planning — guiding investment, jobs, and tax base growth;
• Housing policy analysis — ensuring an adequate supply of affordable, livable homes.

The Main Goals of Urban Planning

The central goal of urban planning is to create optimal conditions for human life by balancing the social functions of work, daily life, recreation, and movement. Development of urban and settlement greening projects, like all planning work, is carried out taking into account natural and climatic, economic, and regional factors and features. To plan well, a planner must first understand the modern classification of cities and towns, the factors that drive their emergence and development, and the planning structure that organizes them.

City-Forming Factors

City-forming factors are the conditions that directly cause the emergence of new cities or the development of existing ones.

Natural and Economic Resources

Natural and economic resources are among the strongest city-forming factors. These include minerals, energy resources, agricultural land, and railroad crossings. A rich mineral deposit can give rise to a mining town; a major rail junction can grow into a transportation hub; fertile farmland supports market towns that process and trade agricultural goods.

Resort and Specialized Settlements

Resort towns and resort villages appear along the banks of rivers, lakes, and seas, and in areas with access to mineral springs. These specialized settlements form around a landscape or therapeutic resource rather than industry, and their planning prioritizes recreation, hospitality, and the preservation of the natural feature that draws visitors.

Classification of Cities and Settlements

All settlements are classified by several criteria at once: population size, administrative and political significance (republican, regional, district center), economic significance (industrial center, transportation hub, resort city, and so on), local natural and historical-landscape features, and the character of their development. This multi-factor classification lets planners compare settlements and set appropriate standards for services, infrastructure, and green space.

Population Size Categories

Population size is one of the most important features in determining the size of green areas for cities and towns. By population, cities are divided into the following categories:

• the largest (over 500 thousand people);
• large (250–500 thousand);
• big (100–250 thousand);
• medium (50–100 thousand);
• small (up to 50 thousand people).

Settlements, in turn, are divided into their own size classes:

• large (over 10 thousand people);
• big (5–10 thousand);
• medium (3–5 thousand);
• small (up to 3 thousand people).

Administrative and Economic Significance

Administrative and economic significance classifies a settlement by the role it plays in the wider territory rather than by its raw size. A city may be a republican, regional, or district center, giving it governmental functions that draw population and investment. Economically, the same city may be an industrial center, a transportation hub, or a resort city — and these roles shape its planning structure, its labor force, and the scale of its public and green infrastructure. Governments at multiple levels use this classification to allocate services and coordinate development across regional and national planning frameworks.

Urbanization and the Growth of Cities

Urbanization is the historical process by which the role of cities in the development of society steadily increases. In recent decades there has been a clear tendency toward growth in the number of large and largest cities, as people move toward concentrations of work, services, and opportunity. The United Nations agency UN-Habitat reports that more than half the world's population now lives in urban areas, a share projected to keep rising, which makes the quality of urban planning a decisive factor in global wellbeing.

The basis for drawing up urban planning and development projects is the national economic development plan. In practice, city planning and development is usually planned for a horizon of about 25 years. For the first stage of construction — the next 5 to 10 years — the scope is determined in detail: the development of industrial production, the need for territory, the scale of landscaping and greening, and the total number of employees. This staged approach lets a city absorb growth without overbuilding ahead of demand.

The Urban Planning Process

The urban planning process begins with an urban planning study of the territory selected for future construction, then moves through analysis, drafting, and implementation. A differentiated analysis is carried out across the chosen territory, taking into account the location of the main functional zones before any design solutions are fixed.

Drafting Planning and Development Projects

Drafting a planning and development project produces the design solutions for residential and industrial areas, the projects for landscaping and gardening, and the placement of engineering equipment. The project should express a clear three-dimensional compositional solution for the development, with maximum consideration of landscape, socio-economic, and national characteristics so that the finished city reads as a coherent whole rather than a collection of disconnected parts.

Urban Planning Study of the Territory

The urban planning study of the territory is the differentiated analysis that underpins the design of a new city. Planners examine the land selected for the city zone by zone, mapping how natural, economic, and built conditions vary across the site so that each function — housing, industry, recreation — is placed where conditions suit it best.

Natural, Climatic, and Engineering Assessments

Natural, climatic, and engineering assessments form the technical backbone of the territorial study. They typically proceed in three steps:

1. Natural and climatic studies with a comprehensive assessment of insolation, temperature, wind, and humidity conditions across different landscape forms — near water bodies and in forests, on uplands and lowlands — together with an evaluation of soil conditions and existing vegetation;
2. Topographical surveys and engineering-construction assessment of the territory, specifying hydrological and hydrogeological regimes, geological structure and bearing capacity of soils, flooded and non-flooded areas, and zones of erosion and gully formation;
3. Architectural and landscape study of the territory.

Architectural and Landscape Studies

Architectural and landscape studies translate the physical analysis into design intent. The most important principle here is to develop a specific architectural and landscape planning solution that respects local conditions. Relief, vegetation, and water bodies should be used creatively in the project; where an area lacks distinctive landscape forms, planners transform it systematically while preserving as much existing vegetation as possible.

Greening and Landscaping in Urban Planning

Greening and landscaping form a unifying planning factor that ties together every zone of a city. The structure of all city zones — industrial, residential, public center, and recreation — includes plantations, reservoirs, lawns, and other landscape elements that together make up the city's greening system.

The planning structure should rest on the rational location of industry and settlement, with simple, convenient connections between residential areas, workplaces, and recreation. Good structure minimizes the time the population spends on transportation, supports efficient social production, delivers a high level of public service, and maintains sound sanitary and hygienic conditions across residential areas, recreation zones, and the production zone.

Determining Green Area Size by Population

Green area size is determined primarily by population, which is why the size classification of cities and settlements matters so much for landscaping. Larger populations require proportionally more parkland, street trees, and recreational green space to maintain healthy living conditions. Planners apply per-capita green-space standards to each population category, then refine them according to local climate, density, and the natural features already present on the site.

Compact and Mixed-Use City Design

Compact, mixed-use city design concentrates homes, jobs, shops, and services close together so that daily needs are reachable on foot, by bicycle, or by short transit trips. This is the opposite of urban sprawl, where single-use zones spread far apart and force long car journeys. Compact design reduces infrastructure cost per resident, lowers emissions, and supports lively, walkable neighborhoods.

Urban Design Principles

Urban design is the craft of arranging buildings, streets, and public spaces to make places that are functional, attractive, and humane. Core urban design principles include continuous street networks that improve connectivity and mobility, human-scaled blocks, active street frontages, and a legible hierarchy of public spaces. The New Urbanism movement — represented within the American Planning Association by its New Urbanism Division — promotes walkable blocks, mixed uses, and traditional neighborhood structure as an antidote to car-dependent sprawl. Growth controls such as urban growth boundaries are common tools for keeping development compact.

Economic Density Optimization

Economic density optimization means arranging land use so that a city captures the productivity benefits of proximity without the costs of overcrowding. When jobs, housing, and services cluster efficiently, businesses share labor pools and suppliers, residents reach more opportunities in less time, and public infrastructure serves more people per dollar. The Lincoln Institute of Land Policy, a research organization focused on land and tax policy, studies how land-value and density decisions shape municipal finances and equitable growth.

Affordable Housing and Livable Neighborhoods

Affordable housing and livable neighborhoods are central planning objectives because a city only works when its residents can afford to live near jobs, schools, and transit. Housing policy analysis examines supply, price, and access, and planners use zoning reform, inclusionary requirements, and public investment to expand the supply of homes people can actually afford. Livability adds the surrounding ingredients — parks, safe streets, services, and clean air — that make a neighborhood a good place to live.

Economic Development and Inequality

Economic development planning seeks to create jobs and broaden prosperity, but without deliberate equity goals it can deepen inequality. The history of planning in the United States includes racial segregation and redlining, practices that denied investment to minority neighborhoods and whose effects persist in housing, health, and wealth gaps today. The decline of many suburban-era city cores — Detroit is a frequently cited example, where disinvestment hollowed out urban infrastructure — shows how policy and capital flows can either rebuild or abandon a community. Social justice in planning responds by directing investment, services, and decision-making power toward historically excluded residents.

Climate Change Mitigation and Adaptation in Cities

Climate change mitigation and adaptation are now core responsibilities of urban planning, because cities both drive and absorb climate impacts. Mitigation reduces greenhouse-gas emissions through compact development, transit, energy-efficient buildings, and reduced car dependence. Adaptation prepares cities to withstand heat, flooding, and storms through green infrastructure and resilient design. Green infrastructure — bioswales, rain gardens, permeable surfaces, and urban tree canopy — offers sustainable alternatives to conventional grey infrastructure, managing stormwater while cooling neighborhoods and improving public health. Equitable greenway design ensures these benefits reach all residents, not only wealthy districts.

Democratic Citizen Participation

Democratic citizen participation gives residents a real voice in the plans that shape their daily lives, and it is now considered essential to legitimate, durable planning. Meaningful participation moves beyond a single public hearing to ongoing engagement, where communities help set priorities, evaluate trade-offs, and hold institutions accountable. Social inclusion and gender balance in planning broaden whose needs are counted, while slum and neighbourhood improvement programs put participation at the center of upgrading informal settlements.

Collaboration With Stakeholders and Agencies

Collaboration with stakeholders and agencies is a daily reality for planners, who rarely act alone. A typical project brings together residents, elected officials, developers, environmental engineers, transportation departments, and multiple levels of government. Strategic partnerships for urban development pool funding, expertise, and authority that no single body holds. Multilevel governance and decentralization distribute decisions across national, regional, and local authorities — an approach codified in the United Nations' International Guidelines on Decentralization and the Strengthening of Local Authorities, adopted through UN-Habitat to empower local governments.

Cultural Values and Endogenous Development

Cultural values and endogenous development anchor planning in the identity and resources of the community itself rather than imposing an external template. Endogenous development builds on local knowledge, traditions, materials, and economic strengths so that growth reinforces a place's character. Respecting cultural values also makes plans more durable, because residents defend the places that reflect who they are.

Careers in Urban Planning

Careers in urban planning span government, consulting, nonprofits, and academia, with roles ranging from junior planner to senior and regional planner. Urban and Regional Planners develop land-use plans and programs that help create communities, accommodate growth, and revitalize physical facilities. The profession suits people who enjoy combining analysis, design, public engagement, and policy.

City Planner Role and Responsibilities

A City Planner, also called an urban planner, guides how land is used and how communities develop. Daily responsibilities and job duties typically include:

• reviewing development proposals and site plans for compliance with codes and the comprehensive plan;
• analyzing data on population, traffic, environment, and economics, often using GIS mapping technology;
• meeting with residents, developers, and public officials to gather input and present recommendations;
• conducting field and site visits to assess conditions firsthand;
• drafting reports, zoning recommendations, and long-range plans.

The work environment combines office analysis with travel for site visits and public meetings, and the schedule sometimes extends into evenings and weekends when planning commissions and community hearings take place. The U.S. Bureau of Labor Statistics and the O*NET occupational database both profile these duties for the Urban and Regional Planners occupation.

Career Paths and Progression

Career path progression in planning generally moves from entry-level junior planner to mid-career planner, then to senior planner, regional planner, and ultimately planning director. Specialization often follows interest — transportation, environmental, housing, or economic development. The career journey of planners like Autumn illustrates a common route: an interest in cities, a graduate degree, and progressively broader responsibility on projects. Related career options include Environmental Engineer roles, architecture, landscape architecture, GIS analysis, and public administration, since these fields share tools and goals with planning.

Career Outlook and Job Growth Projections

The career outlook for urban and regional planners is steady, driven by population growth, climate adaptation, and the need to replace planners who retire or change careers. The U.S. Bureau of Labor Statistics publishes the median pay, hourly wages, projected employment change, and number of annual job openings for the occupation, and it provides state and area wage data showing how salaries vary by location and experience level. Entry-level positions generally require at least a bachelor's degree, while most professional roles expect a master's degree from an accredited program, and some jurisdictions or employers value professional certification offered through the American Planning Association.

Choosing an Urban Planning Program

Choosing an urban planning program means weighing degree type, accreditation, specialization, and location. Types of urban planning degrees and certificates range from undergraduate minors and certificates to the professional Master of Urban and Regional Planning. The MURP is the standard graduate credential, usually completed in about two years, and is offered at institutions such as UCLA Luskin. Accreditation through the Association of Collegiate Schools of Planning network signals program quality. Strong programs to explore for urban planning graduate education include:

• UCLA Luskin — known for its MURP and equity focus;
• Cleveland State University Levin College of Public Affairs & Education;
• Rutgers University School of Environmental and Biological Sciences;
• University of Georgia College of Environment and Design;
• Université de Montréal Faculté de l'aménagement.

High school preparation and early career steps can start with coursework in geography, government, statistics, and design, along with volunteering on local community projects to build familiarity with how planning works in practice.

Case Studies in Urban Planning

Case studies show how planning principles translate into built reality.

Student-led design initiatives also advance the field and earn national recognition for planning work. Course projects such as Urban Ecology and Sustainable Planning give emerging planners — students like Elizabeth Shin, Gus Grunau, Micah Wilcox, and Sophie Craypo — the chance to propose sustainable urban planning projects, including equitable greenway design, that win student recognition and awards. Practitioners often share and critique such work in professional networks and on community platforms like Reddit, where planners across the United States, from Florida to Iowa, compare approaches.

Capacity Building for Urban Management

Capacity building for urban management strengthens the people and institutions that run cities so plans can actually be implemented. Implementation mechanisms for urban plans depend on competent local authorities, sound finance, reliable data, and trained staff — not just good drawings. UN-Habitat and the United Nations promote capacity building through decentralization and the strengthening of local authorities, while research organizations such as the Lincoln Institute of Land Policy supply the policy tools and training that help governments turn vision into durable, equitable outcomes.

Accessing Online Planning Resources and Common Errors

When researching planning data online, you may occasionally hit an access restriction served by a content delivery network such as Cloudflare instead of the page you wanted. These network security measures protect sites from abuse, but they sometimes block legitimate visitors during error handling and error resolution.

If you encounter a Cloudflare error, the following steps help with resolution:

• note the reference number shown on the error page — it lets support trace the event;
• note your IP address (for example, an identifier like 38.180.121.36) if the page reports network security blocking;
• follow the site's login procedures, completing account authentication and account verification if prompted;
• for developer access, use the appropriate developer token rather than scraping protected endpoints;
• follow the support contact procedures listed on the error page to report a wrongful block.

These security protocols rarely affect normal browsing, and most blocks clear once authentication or verification succeeds. For more on producing and publishing your own web content responsibly, see our guide on how to write an article on the Internet, and explore further reading in our Web development section.