Quantitative information or data is based on quantities obtained using a quantifiable measurement process. In contrast, qualitative information records qualities that are descriptive, subjective or difficult to measure.
While near-surface disposal of short-lived nuclear waste has reached industrial maturity, deep geological disposal of long-lived spent fuel is not yet as far. An EU-funded initiative brought together regulators and technical safety organisations (TSOs) to develop a network of independent experts and evaluate deep geological repositories.