Targeting Zero

Glossary

Allowable solutions	Allowable solutions are part of the government’s strategy for the delivery of mainstream zero carbon new homes from 2016. Through the mechanism of Allowable Solutions, the carbon emissions which can not be cost-effectively offset on site after carbon compliance has been achieved, will be tackled through nearby or remote measures. (Adapted from Zero Carbon Hub website)
Anaerobic digestion	Natural process in which microorganisms break down organic matter, in the absence of oxygen, into biogas (a mixture of carbon dioxide (CO2) and methane) and digestate (a nitrogen-rich fertiliser). The biogas can be used directly in engines for combined heat and power (CHP), burned to produce heat, or can be cleaned and used in ...