+Article 4 10.

Article 4 10.

The use of bio indicators may be considered where regional patterns of the impact on ecosystems are to be assessed.

1. Forbhreathnú

,
Teideal Rialáil

1.1 Tagairtí

1.2 Ceanglais aitheanta

1.3 Caighdeáin ghaolmhara

2. Ceanglais aitheanta

Ceanglais
Foinse Ceanglas

3. Caighdeáin ghaolmhara

Caighdeáin
Foinse Ceanglas