5.6 Major Industrial Regions of the World

Modern manufacturing, as we saw in Part 1, is unevenly distributed and concentrated on less than 10 per cent of the world's land area. Geographers traditionally identify five great industrial belts that account for the bulk of global factory output: Eastern North America, Western and Central Europe, Eastern Europe, Eastern Asia, and the rapidly emerging South Asian cluster.

SVG — World Industrial Regions Map

Figure 5.5: The five great manufacturing belts of the world. Notice that all five lie in the temperate zone north of the Tropic of Cancer (with the partial exception of South Asia).

A. Eastern North America — The USA-Canada Manufacturing Belt

Stretching from the Atlantic seaboard inland to the Great Lakes, this is the original heartland of American industry. The classic axis runs from Boston, New York, Philadelphia and Baltimore on the coast, through Pittsburgh (steel) and Cleveland, to the Great Lakes giants Detroit (automobiles) and Chicago (machinery, meat-processing). The belt was built on Appalachian coal, Lake Superior iron ore, the cheap shipping of the Great Lakes and St. Lawrence Seaway, and a continental rail network that turned each lake-port into a factory town. Although deindustrialisation has hollowed out parts of the belt — earning it the unhappy nickname "Rust Belt" — Detroit, Pittsburgh and Chicago remain on every world atlas of major industrial cities.

B. Western and Central Europe

The cradle of the Industrial Revolution. The United Kingdom remains famous for its Midlands (Birmingham–Manchester axis) and the historic Lancashire cotton-textile region; Germany for the Ruhr coal-and-steel valley and the modern automobile plants of Stuttgart, Munich and Wolfsburg; France for the Paris region and the heavy industries of the north-east; and the Benelux for the chemicals and electronics belt running from Rotterdam through Antwerp to the Rhine. Western Europe is a textbook example of agglomeration economies — industries cluster because their suppliers, customers and competitors are already there.

C. Eastern Europe — The Russian Plain

From Moscow through the Tula coalfield and the Donbass coal-and-steel basin (now spread across eastern Ukraine and southern Russia), into the Ural Mountains with their iron and copper mines, this belt was the manufacturing engine of the former Soviet Union. Heavy industry — iron and steel, machine tools, defence — dominates. St. Petersburg is the second great industrial pole. The Volga–Ural region has been an oil and petrochemical centre since the mid-twentieth century.

D. Eastern Asia — The Modern Powerhouse

Eastern Asia is now the world's largest manufacturing zone. Japan is anchored by the Tokyo–Yokohama belt, the Osaka–Kobe belt, and Nagoya — together responsible for the bulk of the country's automobile, electronics, ship-building and precision-machinery output. China's coastal belt from Shanghai through Guangzhou and Shenzhen has become the planet's largest factory floor in two decades. South Korea (Seoul–Incheon, Busan, Ulsan) leads in shipbuilding, automobiles and electronics; Taiwan dominates semiconductors; and Hong Kong is a key trading and assembly hub. The "Asian Tigers" model rests on cheap skilled labour, government industrial policy, export orientation and proximity to global shipping routes.

E. South Asia — India's Industrial Clusters

India's manufacturing is concentrated in a few well-defined clusters. The Mumbai–Pune belt anchors textiles, automobiles, petrochemicals and the financial industries. The Chota Nagpur region holds the country's heavy iron-and-steel plants — Jamshedpur, Bokaro, Rourkela, Durgapur — fed by local coal and iron ore. The Hugli belt (Kolkata–Howrah) is famous for jute, engineering and chemicals. The Chennai–Bangalore–Coimbatore southern triangle handles textiles, automobiles, electronics and software. The Ahmedabad–Vadodara belt in Gujarat is the petrochemical and pharmaceutical heart, anchored by Reliance's Jamnagar refinery. The NCR (Delhi–Gurugram–Noida) is the rising electronics, IT and consumer-goods cluster.

5.7 Five Flagship Industries

The world's most important manufacturing industries — by NCERT's own listing — are iron and steel, cotton textile, automobile, petrochemical and electronics / high-tech. Each has a distinctive geography.

A. Iron and Steel Industry

Iron and steel is the quintessential basic industry — the backbone of every other manufacturing activity. Without steel there are no machines, no automobiles, no railway track, no skyscraper, no surgical instrument. Because steel-making consumes enormous quantities of iron ore, coking coal and limestone, all of them weight-losing bulky raw materials, classical steel plants located close to coal-fields or iron-ore belts. The USA, China, Japan, India and Russia are leading producers; South Korea, Germany and Brazil are also major contributors.

Figure 5.6: World steel — China dominates, with India climbing rapidly into second place.

Figure 5.7: Approximate share of crude steel production by country.

B. Cotton Textile Industry

The cotton textile industry is one of the world's oldest and most widespread. Its scale ranges from a single handloom in a village courtyard to a sprawling integrated mill in Coimbatore or Shanghai. The leading producers today are China, India, USA and Pakistan; Bangladesh, Vietnam and Turkey are also significant. India's textile clusters at Mumbai, Ahmedabad, Coimbatore, Surat and Tirupur have been built on a triple advantage — local raw cotton, abundant skilled labour, and a deep export market. Cotton textile is classified as large-scale, agro-based input, consumer-goods output, with mixed ownership across cooperative, private and (historically) public sectors.

Figure 5.8: Approximate share of cotton textile / yarn production by country.

C. Automobile Industry

The automobile is the most complex assembly-line product in the world — an average car has more than 30,000 parts. The leading producers are Japan, USA, Germany, South Korea, China and India. Each carries a flagship city: Detroit for the U.S. ("the Motor City"), Toyota City and Yokohama for Japan, Stuttgart and Wolfsburg for Germany, Ulsan for South Korea, Shanghai for China, and Chennai, Pune, Manesar, Sanand for India. The industry illustrates agglomeration economies beautifully — paint, glass, tyres, electronics and forging suppliers cluster around a single assembly plant.

Figure 5.9: Global automotive output by country.

D. Petrochemical Industry

The petrochemical industry takes petroleum (mineral oil) as its raw material and produces a sprawling family of products — plastics, synthetic fibres, synthetic rubber, fertilisers, detergents, paints, pesticides and pharmaceuticals. Because the raw material is bulky and flammable, petrochemical complexes locate near oil-fields or major ports. Leaders include Saudi Arabia, the United States (Texas Gulf Coast), China (Shanghai-Nanjing), Japan (Yokohama-Kawasaki), and India — most spectacularly the Reliance Jamnagar complex in Gujarat, one of the world's largest single-site refining-and-petrochemical hubs. The industry is large-scale, chemical-based input, supplies both basic-industry intermediates and consumer-goods.

E. High-Tech Industry

High technology — or simply high-tech^? — is the latest generation of manufacturing. NCERT defines it as the application of intensive R&D leading to products of an advanced scientific and engineering character. The signature features are easy to spot: professional (white-collar) workers outnumber the production (blue-collar) workers; the assembly line is studded with robotics, computer-aided design and manufacturing (CAD/CAM), electronic controls of smelting and refining, and the constant launch of new chemical and pharmaceutical products. Visually, high-tech regions look very different — neatly spaced, low, modern, dispersed office-plant-lab buildings rather than massive assembly structures, factories and storage areas. Planned business parks for high-tech start-ups have become part of regional and local development schemes.

Figure 5.10: Two industrial landscapes. Tall chimneys and massive sheds gave way to glass office-labs and dispersed business parks once high-tech took over.

5.8 Modern Trends in Industry

Five big trends are reshaping the world's manufacturing geography in our time:

Figure 5.11: Approximate share of high-tech vs traditional industry in 1990 and 2020 (selected economies). The shift towards high-tech is unmistakable everywhere.

5.9 NCERT Exercises — Full Model Answers

5.10 Summary

5.11 Key Terms — Quick Glossary