Translation of "Down zoning " (English → French) :

4. In zones not complying with Union air quality limit values laid down in Directive 2008/50/EC, Member States may apply, for individual medium combustion plants in those zones, emission limit values based on the benchmark values laid down in Annex III or on stricter values established by the Member States, unless applying such emission limit values would entail disproportionate costs and that other measures ensuring compliance with the air quality limit values have been included in the air quality plans required under Article 23 of Directive 2008/50/EC.

4. In zones not complying with EU air quality limit values laid down in Directive 2008/50/EC, Member States shall assess the need to apply, for individual medium combustion plants in those zones, stricter emission limit values based on the benchmark values laid down in Annex III.

4. In zones not complying with EU air quality limit values laid down in Directive 2008/50/EC, Member States shall apply, for individual medium combustion plants in those zones, emission limit values based on the benchmark values laid down in Annex III or on stricter values established by the Member States, unless it is demonstrated to the Commission that applying such emission limit values would entail disproportionate costs and that other measures ensuring compliance with the air quality limit values have been included in the air quality plans required u ...[+++]nder Article 23 of Directive 2008/50/EC.

Question No. 723 Scott Simms: With respect to boat operator licenses issued in the Atlantic provinces by Transport Canada: (a) for each license issued since 2009, (i) on what date was each license issued, (ii) who were the owners or operators, (iii) under what conditions, if any, for the use, retention, or renewal of the license was it issued; (b) for each vessel whose license was suspended, rejected, or for which a renewal was denied, (i) on what date was the license suspended, rejected, or the renewal denied, (ii) for what reason(s), (iii) on whose authority, (iv) what are the file numbers of all relevant ministerial briefings or departmental correspondence between the government and all entities, departments, companies, contractors, or individual ...[+++]s, broken down by minister or department, relevant file number, correspondence or file type, date, purpose, origin, intended destination, other officials copied or involved; (c) what are the specific rules for the retention or renewal of any such license; (d) what are all rules, files, and correspondence related to observer and dockside monitoring of these license-holders and users, broken down by (i) all relevant file numbers, (ii) entities, companies, contractors, or individuals, (iii) minister or department, (iv) correspondence or file type, (v) date, (vi) purpose, (vii) origin, (viii) intended destination, (ix) other officials copied or involved, (x) military base, asset, or facility, (xi) type of activity or contract; (e) what differences exist in the conditions for licenses between different regions, zones, or provinces; and (f) what are the rules specific to keeping as opposed to releasing fish caught on boats used for recreational or touristic purposes, broken down by province and number of applicable licensees?

When things start to go down you have three zones with that concept: the healthy zone, the cautious zone and the critical zone.

I see the zoning in two dimensions on the map, but is there also in effect zoning in three dimensions—that is to say, in the water column—and I'll make one up—where a diver can go down so far before interfering with something, but if he or she goes down further they're into something else?