Tag

waste management

Every clca article tagged “waste management” — 7 technical pieces covering the topic from methodology, standards interpretation and practical application angles.

7 articles

2026-09-2212 min read

Recovery of organic waste: compost, biogas and open dumping

Organic waste substitutes no product; the credit comes entirely from avoided methane. Open dumping, landfill, composting and biogas compared on ecoinvent 3.12 data.

2026-09-1811 min read

Energy recovery or material recycling? Comparing the credits

The same tonne of plastic displaces electricity if burned and granulate if recycled — but the two credits are not the same size and cannot both be granted to one stream. The waste hierarchy, EN 15804 Table 13 and the formulae.

2026-09-1410 min readCorporate Carbon

Corporate recovery balance: from waste streams to a GHG report

The climate benefit of the waste a site sends to recycling does not enter the Scope 3 inventory, but it can be reported as a separate balance. Data collection, matching, double-counting rules and claim wording that complies with ISO 14021.

2026-09-1012 min read

Recovery credits by material: from PET to aluminium

A tonne of recovered aluminium and a tonne of paper do not earn the same credit. The primary and secondary route, the order of magnitude of the credit and the specific trap for each of six materials.

2026-09-0610 min read

Recovery yield and substitution ratio: product per kg of waste

The two quiet multipliers of a recovery credit: yield, which describes process loss, and the substitution ratio, which describes quality. Catalogue yields by material, the moisture correction and downcycling.

2026-09-0211 min read

Recovery calculation: how to quantify avoided CO₂e and energy

A recovery calculation measures how much greenhouse gas and primary energy is avoided compared with the scenario in which a waste stream is not recovered. The formula, the four inputs and a worked 100-tonne PET example.

2026-04-239 min readFundamentals

What is Zero Waste? The regulation, the certificate and the link to LCA

In Turkey, Zero Waste is not a campaign but a system mandated by regulation. Who it covers, how the certificate works, and how the waste data feeds an LCA.