Upstream

The term upstream is used across industry, energy and environmental management to describe the early stages of a value chain. Although it originated in the oil and gas sector, it is now applied in many fields to refer to all the activities that take place before a product is transformed or brought to market.

In a world moving towards the circular economy, understanding upstream is essential, because it is where resources, raw materials and waste originate, and where many decisions that shape the sustainability of the whole life cycle are made.

Definition of upstream

In general terms, upstream refers to the exploration, extraction, sourcing or generation of raw materials within a production system. It marks the starting point of the value chain, in contrast to downstream, which covers processing, distribution and final use.

• In energy, it covers exploration, drilling and the production of oil or gas.
• In the chemical industry, it refers to producing basic compounds such as monomers and precursors.
• In waste management, upstream relates to the collection, sorting and pre-treatment of materials before recovery.

Upstream across different sectors

Oil and gas

• Exploration: geological and seismic surveys and exploratory drilling.
• Production: extraction of crude oil and natural gas.
• Why it matters: it determines energy supply security and production costs.

Chemical industry

• Production of monomers such as ethylene and propylene.
• Manufacture of chemical intermediates before they are converted into plastics or other materials.

Renewable energy

• Sourcing of critical raw materials such as silicon for solar panels and rare earths for wind turbines.
• Extraction and processing of biomass.

Waste management

• Separate collection and sorting at source.
• Transfer stations and everything that happens before recovery or recycling.

Why upstream is strategically important

• Cost driver: upstream decisions affect the entire value chain.
• Environmental impact: the upstream stage often carries the largest carbon and material footprints.
• Sustainability and circularity: an efficient upstream design reduces waste and optimises resources from the very start.

Relationship with the circular economy

In a linear model, upstream simply means extracting and sourcing. In a circular economy, upstream also involves:

• Prevention at source.
• Selecting sustainable raw materials.
• Designing efficient collection systems.
• Preparing materials for reuse.

In this way, upstream not only feeds the chain but determines whether it will be linear or circular.

Regulatory context

Although the word upstream does not appear as such in legislation, the concept is implicit in frameworks such as the EU Waste Framework Directive (2008/98/EC), energy and mining rules, and the EU Ecodesign for Sustainable Products Regulation (ESPR), which influence how upstream activities are designed and which can be considered sustainable under the EU Taxonomy.

Benefits of optimising upstream

• Environmental: lower resource use, fewer emissions and waste prevention.
• Economic: savings in downstream stages and greater competitiveness.
• Social: job creation in collection, logistics and responsible sourcing.

Upstream is key to understanding how industrial, energy and environmental value chains work: it represents the initial stages of sourcing, exploration and collection, and it conditions the rest of the system. At Manglai we help companies measure their carbon footprint across their value chain and prepare their sustainability reporting. Discover how Manglai can help you.