Critical loads | APIS

FAQ | 31.10.2024

There are two sets of values CLmaxS, CLminN and CLmaxN for each SAC or SSSI i.e. minCLmaxN and maxCLmaxN. Which should be used here? Should both sets of values be assessed and, if so, how should the results be reported?

FAQ | 31.10.2024

What do the CLMaxN and CLMinN mean in acidity critical loads?

FAQ | 31.10.2024

What is the meaning of 'keq' in keq/ha/year?

FAQ | 31.10.2024

Where can I find data about critical loads, levels and background concentration and deposition for UK national (SSSIs) and international protected sites?

FAQ | 31.10.2024

Which acidity critical load values (CLmax S, CLminN, etc) should be used in risk assessment and how can it be reported?

FAQ | 31.10.2024

Why are there data missing about Areas/Sites of Special Scientific Interest in some of the critical level/load datasets for download?

FAQ | 31.10.2024

Why are there multiple critical load graphs for the same interest features at a particular site especially for dune habitats?

FAQ | 31.10.2024

Why does APIS say to seek site specific advice?

FAQ | 31.10.2024

Why is there no critical load assigned for some features?