The environmental impact of any demand and supply-side measures proposed should be taken into account, with preference being given, as far as possible, to measures that have least impact on the environment.
Ba cheart an tionchar comhshaoil a chur san áireamh maidir le haon bhearta a mholtar atá dírithe ar an éileamh agus ar an soláthar, agus tús áite á thabhairt do bhearta a bhfuil an tionchar is lú acu ar an gcomhshaol, chomh fada agus is féidir sin.