Introduction to Geography

What is geography?

Geography is the study of places and the complex relationships between people and their environments. Geographers explore the physical properties of Earth’s surface and the human societies spread across it. They investigate how human culture interacts with the natural environment, examining the impact of locations and places on people. Geography seeks to understand where things are found, why they are there, and how they develop and change over time.

Significance of geography

The topics included within the broad field of geography are diverse. That very diversity, however, emphasizes the reality that all geographers – whatever their particular topical or regional interests – are united by the similar questions they ask and the common set of basic concepts they employ to consider their answers. Of either a physical or cultural phenomenon, they will inquire: What is it? Where is it? How did it come to be what and where is it? Where is it with other physical or cultural realities that affect it or are affected by it? How is it part of a functioning whole? How does its location affect people’s lives and the content of the area in which it is found?

These and similar questions are rooted in geography’s concern with earth space and are derived from enduring central themes in geography. In answering them, geographers draw upon a common store of concepts, terms, and methods of study that together form the basic structure and vocabulary of geography. Geographers believe that recognizing spatial patterns is the essential starting point for understanding how people live on and shape the earth’s surface.

Geography as a discipline

Geography stands as one of the oldest earth sciences, dating back to the works of early Greek scholars. Coined by the Greek scholar Eratosthenes in the third century B.C., the term 'geography' literally means the description of Earth’s surfaces. Over time, geography has evolved from a descriptive science to an analytical one. Today, it is not only concerned with descriptions but also with analysis and prediction. The discipline explores the intricate connections between physical and human phenomena, shaping our understanding of the world.

Developments in the study of geography

            Classical Geography

-       The earliest records illustrate the interests of scholars in understanding the physical domain of the earth by making maps and astronomical measurements. The Greeks are given the credit of being the earliest geographers, prominent among them is Eratosthenes.

Medieval Geography

-       In the medieval era (5th to 15th century), geography was a vibrant discipline where scholars explored the known world. Monks and intellectuals went beyond mapping landscapes to delve into celestial cartography, blending geography with cosmic exploration. Mappa Mundi, intricate world maps, reflected both real and imagined lands. Inspired by travelers' tales, scholars expanded their perceptions of the world, weaving captivating narratives. Integrated with theology and philosophy, medieval geography's legacy endures in surviving maps and manuscripts, offering insights into the era's intricate knowledge.

Pre-Modern Geography

-       This period starting from the middle of the 15th century and continuing with the 18th early provides us with enormous information about the physical and cultural nature of the world through the travels and explorations of early geographers. The early seventeenth century witnessed the beginnings of a new scientific geography. Christopher Columbus and Vasco de Gama, Ferdinand Magellan, and Thomas Cook were important explorers and travelers among those. Varenius, Kant, Humboldt, and Ritter led the geographers of this period. They contributed to the development of cartography discovering new lands, and developing geography into a scientific discipline.

Modern Period Geography

-       Ritter and Humboldt are frequently referred to as the founders of modern geography. Generally, the latter half of the 19th century is considered a period of modern geography. The first modern geographer in a true sense was Ratzel who built the structure of modern geography on the foundations laid down by classical geographers.

21st Century Geography

-       In the 21st century, geography has transformed into a dynamic discipline. Utilizing advanced technology like GIS and satellite imagery, geographers navigate a globalized world. Beyond traditional cartography, the focus extends to human geography, exploring migration, urbanization, and cultural dynamics. Environmental concerns, including climate change, emphasize the interconnectedness of human activities and the Earth. Geographers now leverage cutting-edge technology and interdisciplinary approaches, shaping our understanding of the intricate web that defines our modern world.

Geographic perspective

Geographic perspective refers to a distinctive way of viewing and understanding the world around us. It involves analyzing events, processes, and phenomena by considering their spatial relationships and connections. Geographers, equipped with this perspective, examine how location, scale, space, and place influence various aspects of human life and the environment. It goes beyond merely describing locations; instead, it seeks to unravel the spatial patterns and interactions that shape our world. This perspective is crucial in comprehending the complexities of global issues, as it allows for a nuanced understanding of how geographical factors impact societies, cultures, and the natural environment.

The geographic perspective motivates such questions as:

1.    Why is a particular phenomenon found in some places but not others?

2.    What does the spatial distribution of vegetation or homeless people or language traits tell us about how physical and human processes work?

3.    How do phenomena found in the same place influence one another, and how do phenomena found at different places influence one another?

4.    How do processes that operate at one geographic scale affect processes at other scales?

5.    What is the importance of location for efforts to effect (or avoid) political, social, economic, or environmental change?

Like other academic disciplines, geography has a well-developed set of perspectives:

1.    Geography's way of looking at the world through the lenses of place, space, and scale.

2.    Geography's domains of synthesis: environmental-societal dynamics relating human action to the physical environment, environmental dynamics linking physical systems, and human-societal dynamics linking economic, social, and political systems.

3.    Spatial representation using visual, verbal, mathematical, digital, and cognitive approaches.

Image taken from: National Academies Press, Washington DC

https://nap.nationalacademies.org/read/4913/chapter/5

The matrix of geographic perspectives. Geography's ways of looking at the world—through its focus on place and scale (horizontal axis)—cuts across its three domains of synthesis: human-societal dynamics, environmental dynamics, and environmental-societal dynamics (vertical axis). Spatial representation, the third dimension of the matrix, underpins and sometimes drives research in other branches of geography.

The term synthesis, as used in this report, refers to how geographers often attempt to transcend the boundaries traditionally separating the various natural sciences, social sciences, and humanities disciplines to provide a broad-ranging analysis of selected phenomena. Such research benefits not only from bringing into one analysis ideas that are often treated separately in other disciplines but also from critically examining the disjuncture and contradictions among how different disciplines examine identical phenomena.

Approaches in geographic studies

            Systemic Approach

-       A study of a specific natural or human phenomenon that gives rise to certain spatial patterns and structures on the earth's surface is called a systematic study. Ordinarily, systematic geography is divided into four main branches.

1.    Physical geography (atmosphere, hydrosphere, lithosphere, and biosphere)

2.    Biogeography (including environmental geography)

3.    Human geography ((culture, population, social, economic, and political aspects)

4.    Geographical methods and techniques (GIS, GPS, and remote sensing)

Regional Geography

-       Unlike systematic geography, regional geography starts with the spatial imprints of one or all the systematic geographic processes discernible as regions of different sizes. Regions could be based on a single factor like relief, rainfall, vegetation, or per capita income. They could also be multifactor regions formed by the association of two or more factors. Administrative units like, states, districts, and tehsils also can be treated as regions. The main sub-branches of regional geography are:

1.    Regional studies

2.    Regional analysis

3.    Regional development

4.    Regional planning including areas and community planning


Branches of geography

Image taken from: Nature of Geography as a Discipline by National Institute of Open Schooling

https://www.nios.ac.in/media/documents/316courseE/ch1.pdf


Geography as an integrating discipline

Geography serves as a unique integrating discipline that harmonizes diverse elements of the natural and social sciences. By examining spatial relationships, geographers connect physical landscapes with human activities, fostering a holistic understanding of our world. This integration becomes evident in areas like human geography, where societal dynamics intersect with environmental factors, leading to comprehensive insights into global challenges. Furthermore, Geographic Information Systems (GIS) facilitate the integration of data, enabling a unified analysis of complex phenomena. Geography's interdisciplinary nature acts as a bridge, fostering collaboration between various fields and offering a synthesized perspective crucial for addressing the interconnected issues facing our planet.

Image is taken from: Unit 1-Geography as a Discipline by David Ross

https://www.academia.edu/43000617/GEOGRAPHY_AS_A_DISCIPLINE_UNIT_I 

Geography as spatial science

At its core, geography is concerned with understanding the spatial relationships and patterns that exist on the Earth's surface. It examines how features and phenomena are organized, distributed, and interconnected within space. By analyzing these spatial patterns, geographers gain insights into various processes and interactions that shape our world.

Spatial Sciences can be roughly understood as any discipline dealing with the analysis and visualization of our lived environment. They encompass specific "spatial" disciplines such as geography, GIS (geographic information systems), cartography, urban planning, and architecture. They also overlap with any discipline that is trying to critically approach how individuals interact with their environment, such as sociology, philosophy, psychology, social work, religious studies, communication studies, journalism, history, and many others.

Five Fundamental Themes in Geography

1.    Location

2.    Place

3.    Human-Environment Interaction

4.    Movement

5.    Regions

Place, Location, Direction, and Distance

Place, location, direction, and distance are everyday ways of assessing the space around us and identifying our position with other things and places of interest. They are also essential in understanding the process of spatial interaction that figures so importantly in the study of both physical and human geography.

Place - Geographers describe a place as “... the human and natural phenomena that give a location its unique character ...”

Physical Characteristics – Includes a description of such things as mountains, rivers, beaches, topography, climate, and animal and plant life of a place. If a place is described as hot, sandy, fertile, or forested, these terms all paint a picture of the location's physical characteristics. A topographical map is one tool used to illustrate the physical characteristics of a location.

Human Characteristics – includes the human-designed cultural features of a place. These features include land use, architectural styles, forms of livelihood, religious practices, political systems, common foods, local folklore, means of transportation, and methods of communication. For example, a location could be described as a technologically advanced French-speaking democracy with a Catholic majority.

Location - is defined as "the position in space" of something. Latitude and longitude are a convenient way to locate something's position.

Absolute location - is its exact place on Earth, often given in terms of latitude and longitude.

Relative location - is a description of how a place is related to other places.

Direction - is used to determine where things are with other things. Cardinal directions are probably the most important directions in geography: north, south, east, and west.

Absolute direction - relative to a fixed frame of reference and always points in the same direction, regardless of their location. Directions like north/south and east/west are examples of absolute direction.

Relative direction - in relationship to an object’s current location and orientation. For example, if a person is facing north, west is to their left and east is to their right. Directions such as left/right, forward/backward, and up/down are relative to an object’s current orientation.

Distance - is measured along the surface of the earth. Generally, between points which are measured by geographical coordinates in terms of latitude and longitude.

Absolute distance – is measured in a standard unit of length

Relative Distance - is a measure of the social, cultural, and economic relatedness or connectivity between places.

Physical and Cultural Attributes

All places have individual physical and cultural attributes distinguishing them from other places and giving them character, potential, and meaning. Geographers are concerned with identifying and analyzing the details of those attributes, and particularly with recognizing the interrelationship between physical and cultural components of an area: human-environment interference.

The physical characteristics of a place are such natural aspects as its climate, soil, water supplies, mineral resources, terrain features, and the like. These natural landscape attributes provide the setting within which human action occurs. They help shape but do not dictate how people live. The resource base, for example, is physically determined, though how resources are perceived and utilized is culturally conditioned.

Environmental circumstances directly affect agricultural potential and reliability; indirectly, they may affect such matters as employment patterns, trade flows, population distributions, national diets, and so on. The physical environment simultaneously presents advantages and disadvantages with which humans must deal.

Every human activity leaves its imprint on the Earth’s soil, water, vegetation, animal life, and other resources, as well as on the atmosphere common to all Earth space. The visible imprint of that human activity is called the cultural landscape. It, too, exists at different scales and at different levels of visibility.

The physical and human characteristics of places are the keys to understanding both simple and complex interactions and interconnections between people and the environments they occupy and modify. Those interactions and modifications are not static or permanent but are subject to continual change.

Regions

A region is a basic unit of study in geography—a unit of space characterized by a feature such as a common government, language, political situation, or landform. Geographers use the regional unit to map features of particular interest, and data can be compared between regions to help understand trends, identify patterns, or assist in explaining a particular phenomenon. Regions are traditionally defined by internal characteristics that provide a sense of place.

Formal or Uniform region - A formal region, also known as a uniform or homogeneous region, is a geographical area characterized by a specific set of uniform attributes or features. These attributes can be physical, cultural, or economic, and they create a distinct identity for the region. What defines a formal region is the consistency in these characteristics within the designated boundaries. Unlike other types of regions, formal regions exhibit clear and measurable patterns, making them easily identifiable on maps. Examples include political entities like countries or states, where legal and administrative boundaries align with uniform characteristics such as language, government structure, or economic systems. The concept of formal regions aids geographers in categorizing and understanding the diverse patterns that shape the Earth's surface.

 

Functional or Nodal region - A functional region, also known as a nodal or operational region, is a geographical area defined by the intricate interactions and connections that occur within it. Unlike formal regions with fixed boundaries, a functional region's coherence is based on the flow of a particular function, service, or influence that radiates from a central point. This central hub, often termed a node, serves as the focal point for the region's purpose. The influence weakens as you move away from the center, creating a gradient of interaction. Examples include transportation networks, where a central hub like an airport facilitates the efficient movement of people and goods, or economic regions centered around a key industry. Functional regions emphasize the dynamic relationships and interdependencies that shape spatial patterns on the Earth's surface.

 

Perceptual or vernacular or popular regions - A perceptual region, also known as a vernacular or cultural region, is a geographical area that exists in the minds of people based on their shared perceptions, feelings, and attitudes. Unlike formal regions with precise boundaries or functional regions centered around specific activities, perceptual regions are shaped by the subjective beliefs and cultural understanding of the people within them. These regions are often defined by a sense of place or identity rather than objective criteria. For example, people might perceive certain areas as the "South" or "the Midwest" in the United States, and these designations are influenced by cultural, historical, or even linguistic factors. Perceptual regions highlight the diversity of human perspectives and the importance of cultural influences in shaping our understanding of space and place.