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Logistics

From VeritasWiki

Logistics is the part of supply chain that deals with the planning, implementation, and control of the efficient transportation, storage, and flow of goods, services, and related information from the point of origin to the point of consumption. Its purpose is to meet customer requirements in a timely, cost-effective manner.[1]

Logistics involves the coordination of transportation (by truck, rail, ship, air), warehousing, inventory management, material handling, packaging, and security for cargo. In modern business, logistics is a critical component of supply chain management, connecting producers, suppliers, retailers, and end consumers across local, national, and global markets.[2]

The term is also used more broadly—beyond the business world—in military logistics, where it refers to supplying armed forces with materiel, personnel, and facilities, and in event logistics, humanitarian logistics, and hospitality management.[3]

Etymology

The term logistics derives from the French logistique, which may have been coined by or associated with Antoine-Henri Jomini, a Swiss military officer and military theorist who used the term to describe the movement, supply, and quartering of armies. The word ultimately traces to the Ancient Greek logistikos ("skilled in calculating"), related to logos ("reason, account"). It entered English as a military term in the 19th century and was later adopted by business in the mid-20th century.[4]

History

Military origins

Logistics has been essential to warfare since ancient times. The Roman road system was built in large part to move armies and supplies quickly across the expanding empire. Armies have always marched on their stomachs: the size, training, and equipment of an army were limited by its ability to forage, requisition, or transport food, water, ammunition, and medical supplies.[3]

Napoleon's invasion of Russia (1812) famously collapsed in large part due to logistical failure: the Grande Armée could not sustain supply lines across the vast Russian territory, and starvation and cold destroyed the force. In the 20th century, World War II was, among other things, a massive logistical contest. The Normandy landings (D-Day, 1944) and the subsequent Red Ball Express supply route are landmark examples of large-scale military logistics.[3]

From military to business

The application of logistics to civilian business accelerated after World War II, as veterans with experience in military supply chains brought their knowledge to industry. In the 1950s and 1960s, the term "physical distribution" was used in the United States to describe the transportation and storage of goods. The broader term "logistics" was adopted in the 1970s and 1980s, reflecting the integration of transportation, warehousing, and inventory management under a single function.[1]

The rise of containerization in the 1950s and 1960s—pioneered by Malcolm McLean—revolutionized freight transport by standardizing cargo units, enabling intermodal transport by ship, rail, and truck, and dramatically reducing handling costs. The shipping container is widely regarded as one of the most important innovations of the 20th century, enabling the explosion of global trade and offshoring.[5]

Contemporary logistics

By the 21st century, logistics had become a massive global industry, employing tens of millions of people worldwide and representing roughly 10–15% of global GDP. The growth of e-commerce has further transformed logistics, driving demand for last-mile delivery, warehouse automation, and same-day delivery services. Companies such as Amazon, UPS, FedEx, DHL, and Maersk are among the world's largest logistics operators.[2]

Types of logistics

Inbound logistics

Inbound logistics refers to the movement and storage of raw materials, components, and supplies from suppliers to a manufacturing or assembly facility. It is the upstream part of the supply chain and involves procurement, transportation of inputs, receiving dock operations, and warehousing.[1]

Outbound logistics

Outbound logistics is the downstream process: the storage, transportation, and distribution of finished goods from the manufacturer or distributor to the end customer. It includes order fulfillment, order picking, packaging, last-mile delivery, and reverse logistics for returns.[2]

Reverse logistics

Reverse logistics covers the movement of goods in the opposite direction—from the customer back through the supply chain. This includes product returns, repair and refurbishment, recycling, and waste management. With the growth of e-commerce and free return policies, reverse logistics has become a major operational and cost challenge for retailers.[1]

Other specialized types

Key activities

Transportation

Transport is the largest single component of logistics cost. Freight is moved by:

  • Road – flexible, door-to-door, dominant for short-haul and last-mile delivery.
  • Rail – efficient for long-haul, heavy, low-value cargo (coal, grain, containers).
  • Shipping – the lowest-cost mode for international bulk cargo and containerized trade.
  • Air – fastest and most expensive, used for high-value, perishable, or time-sensitive goods.
  • Pipelines – used for oil, gas, and slurry.

Transportation planning involves choosing modes, routing, carrier selection, load optimization, and scheduling to balance cost, speed, and reliability.[1]

Warehousing

Warehouses and distribution centers store goods between production and consumption. Modern distribution centers are highly automated, using conveyor systems, automated storage and retrieval systems (AS/RS), and robotics to sort, pick, and pack orders. Warehouse management systems (WMS) track inventory in real time and direct workers (or robots) to locations.[2]

Inventory management

Inventory management balances the cost of holding stock against the cost of stockouts. Key concepts include:

  • Safety stock – extra inventory held to buffer against demand and supply uncertainty.
  • Economic order quantity (EOQ) – the order quantity that minimizes total ordering and holding costs.
  • Just-in-time (JIT) – a system in which components arrive exactly when needed for production, minimizing inventory (pioneered by Toyota).
  • Bullwhip effect – the amplification of demand variability up the supply chain, caused by order batching and forecasting errors.[1]

Packaging and labeling

Packaging protects goods in transit, enables handling, and conveys information. Shipping containers, pallets, and intermodal units enable efficient mechanized handling. Barcodes, QR codes, and RFID tags enable automated tracking and identification.[2]

Supply chain management

Supply chain management (SCM) is the broader coordination and integration of all supply chain activities—from raw material extraction through final delivery to the customer. Logistics is the physical execution layer of SCM. Effective supply chain management aims to match supply with demand, minimize total cost across the chain, and ensure resilience against disruptions.[2]

The COVID-19 pandemic exposed vulnerabilities in global supply chains, leading to renewed interest in supply chain resilience, nearshoring, and diversification of suppliers rather than pure cost optimization. The 2021–2022 global supply chain crisis—port congestion, chip shortages, and empty store shelves—illustrated how disruptions in one part of the world can cascade globally.[6]

Logistics and e-commerce

The explosive growth of e-commerce has placed unprecedented demands on logistics. Key e-commerce logistics challenges include:

Industry and employment

Logistics is one of the largest employment sectors worldwide. In the United States, the transportation and warehousing sector employs more than 15 million people. Jobs range from truck drivers and warehouse workers to supply chain analysts, logistics engineers, and port operators. The industry is undergoing rapid technological change, with automation threatening some routine jobs while creating demand for technical and management roles.[2]

Major global logistics companies include:

Logistics is a major source of greenhouse gas emissions, particularly from road transport and shipping. Decarbonizing logistics is a major challenge, with approaches including:

Other trends include the use of artificial intelligence for demand forecasting and route optimization, blockchain for supply chain traceability, digital twins of supply chains, and growing attention to supply chain resilience and circular supply chains.[6]

See also

References

  1. ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Rushton, Alan; Croucher, Phil; Baker, Peter (2021). The Handbook of Logistics and Distribution Management (6th ed.). Kogan Page. ISBN 978-1-78966-674-6.
  2. ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Chopra, Sunil; Meindl, Peter (2015). Supply Chain Management: Strategy, Planning, and Operation (6th ed.). Pearson. ISBN 978-0-13-380158-2.
  3. ↑ 3.0 3.1 3.2 3.3 Glaser, John (2005). Logistics: An Introduction. Prentice Hall.
  4. ↑ "Logistics". Oxford English Dictionary. Oxford University Press.
  5. ↑ Levinson, Marc (2006). The Box: How the Shipping Container Made the World Smaller and the World Economy Bigger. Princeton University Press. ISBN 978-0-691-12781-1.
  6. ↑ 6.0 6.1 Ivanov, Dmitry; Dolgui, Alexandre; Sokolov, Boris (2022). Supply Chain Risk and Resilience. Springer.
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