KNOWLEDGE 4 POSITIVE IMPACT

We believe in the power of actions that shape the future, in the strength of ideas that inspire people. At this new editorial hub, Knowledge 4 Positive Impact, we are passionate about sharing knowledge, best practices and success stories about how individuals and organisations can make a positive and concrete impact on society and the environment.

Through articlesvideosinterviews and podcasts, created in collaboration with our Faculty and POLIMI GSoM Community, we will address crucial topics such as purpose, innovation and sustainability. Our goal is to inspire tomorrow's leaders to drive change and help make a difference for a more sustainable future.

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Last-mile Delivery: expertise and solutions for truly sustainable logistics

Last-mile Delivery – the final stage of the online order delivery process, from the last hub in the courier network to the end customer – is one of the most complex and crucial challenges of modern logistics. The growth of e-commerce and the need to reduce environmental impact make this area a true laboratory of innovation for companies in the sector. Sustainability and efficiency are no longer alternative objectives, but must now coexist within operating models capable of combining performance, emissions reduction, and quality of service.

This is explained in this interview with Arianna Seghezzi, Director of the International Full-Time MBA at POLIMI Graduate School of Management, in which she analyses the trends and most promising solutions for making Last-Mile Delivery truly sustainable.

 

When we talk about logistics and sustainable Last-Mile Delivery, what do we actually mean? What are the main sustainability challenges in this area?

When we talk about sustainable Last-Mile Delivery, we mean the ability to organise and complete the delivery of online orders to the end customer using solutions that focus on environmental sustainability, without compromising the performance and quality of the delivery experience.

The main challenges in this area stem from the structural characteristics of B2C e-commerce logistics: online orders are often fragmented, with few items per customer and destinations distributed widely across the country, making it difficult to optimise delivery routes. Added to this is the possibility of failed deliveries, which may required additional delivery attempts and less efficient use of resources.

Another complex element is the pressure on service levels: customers expect fast, flexible and often free deliveries – factors that make it difficult to maintain a high density of delivery rounds.

Making Last-Mile Delivery sustainable means rethinking operating models, integrating new technologies and, above all, actively involving the end customer. It is a systemic challenge, requiring collaboration across the supply chain and a strong drive for innovation.

 

Companies in the sector therefore often need to balance efficiency and sustainability — which strategies, operating models, and solutions are currently most effective for achieving this goal in Last-Mile Delivery?

We tend to view efficiency and sustainability as opposing objectives, but in Last-Mile Delivery they aren't actually two opposing dimensions; rather, they are closely interconnected. Looking at performance indicators – costs and emissions per delivery – we see that increasing delivery density, the number of packages delivered per tour, generates benefits on both fronts.

There are two benefits to increasing the number of deliveries per tour: on the one hand, greater operational efficiency, reducing the average cost per delivery; on the other hand, improved environmental sustainability, with a reduction in emissions per unit delivered.

Therefore, strategies and operational models aimed at increasing delivery density, such as algorithmic routing optimisation, are effective tools not only for increasing productivity, but also for mitigating environmental impact. These solutions demonstrate how efficiency and sustainability can and must work synergistically.

 

Parcel lockers are often cited as a sustainable solution for last-mile delivery. What exactly are they, and to what extent do they really contribute to sustainable deliveries?

Parcel lockers are automated parcel collection and delivery points located in strategic places that are easily accessible to customers, such as stations, shopping centres, or petrol stations.

With these devices, customers can pick up their order independently whenever they want, without having to receive it at home. This decouples the delivery and collection phases, improving process efficiency.

One of the main advantages of parcel lockers is increased delivery density: many packages that would otherwise require individual deliveries are delivered to a single point. This drastically reduces emissions – in some cases by even more than 80% – and eliminates the problem of  failed deliveries and  the need for new delivery attempts.

Parcel lockers therefore show how an innovative solution that changes traditional delivery patterns can enhance both efficiency and sustainability. Furthermore, this approach actively involves the end customer in the delivery process, increasing flexibility and further reducing inefficiencies related to missed deliveries.

 

Looking at training, how can we prepare managers and professionals who not only manage Last-Mile Delivery effectively and efficiently, but also do so in a sustainable way and with a clear and well-defined Purpose? What is POLIMI Graduate School of Management’s commitment in developing figures with this level of sensitivity and preparation?

At POLIMI Graduate School of Management, among others, we work on two core dimensions: sustainability and Purpose. Sustainability is not treated as a standalone topic or one limited to specific courses, but as a cross-cutting principle embedded in all the school's educational and design activities. It's part of our DNA: we promote a responsible training model that is geared towards making a positive impact not only within organisations, but also on society at large.

Similarly, Purpose is not a declaration of intent, but a practical compass that guides management choices, both operational and strategic. The objective is to train professionals who are able to make informed decisions, capable of combining operational efficiency, environmental sustainability and shared value.

With this in mind, POLIMI Graduate School of Management is committed to developing professionals capable of addressing the challenges of Last-Mile Delivery with a broad vision: environmentally conscious managers, who also have a strong sense of responsibility and a clear Purpose that guides their decisions towards a more sustainable future.

25 February 2026Seghezzi Arianna
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