Translation of "Niveau d'eau à l'aspiration " (French → English) :

Drain the filter crucible with suction; remove the filtrate by emptying or changing the filter-flask, wash the residue in the crucible successively with 50 % sulphuric acid solution (3.2(b)), distilled or deionised water (I.3.2.3 of the general instructions), ammonia solution (3.2(c)) and finally wash thoroughly with distilled or deionised water, draining the crucible with suction after each addition (Do not apply suction during the washing operation, but only after the liquid has drained off by gravity.) Dry the crucible and residue ...[+++], cool and weigh them.

Drain the filter crucible with suction; remove the filtrate by emptying or changing the filter-flask, wash the residue in the crucible successively with 50 % sulphuric acid solution (3.2 (ii)), distilled or deionised water (I.3.2.3 of the general instructions), ammonia solution (3.2 (iii)) and finally wash thoroughly with distilled or deionised water, draining the crucible with suction after each addition (Do not apply suction during the washing operation, but only after the liquid has drained off by gravity.) Dry the crucible and re ...[+++]sidue, cool and weigh them.

the air we breathe, and the provision of goods such as food, fibre, fuel, freshwater and medicines; the regulation of climate, flooding, disease and water quality. essential supporting services such as nutrient cycling and pollination. and cultural services such as aesthetic, educational recreational and spiritual benefits.

When you suck the water out of the middle aquifer, to replace it, the water percolates up from the lower aquifer, and of course this water is higher in methane, higher in chloride, higher in a bunch of things that people don't want to be drinking in their water.

Drain the filter crucible with suction; remove the filtrate by emptying or changing the filter-flask, wash the residue in the crucible successively with 50 % sulphuric acid solution (3.2 (ii)), distilled or de-ionized water (I.3.2.3 of the general instructions, ammonia solution (3.2 (iii)) and finally wash thoroughly with distilled or de-ionized water, draining the crucible with suction after each addition (Do not apply suction during the washing operation, but only after the liquid has drained off by gravity.)

Physical Change Upstream Drawdown -reduced littoral productivity -reduced littoral spawning success -reduced tributary access -reduced water quality Impoundment -reduced dissolved oxygen -settling of suspended sediment Downstream Reduced flow -reduced habitat quantity -altered water temperature Inadequate flushing flow -accumulation of fine sediments in gravel substrate -changes in stream morphology Increased flows -scouring of substrates -physical displacement of fish -destabilization of stream banks Rapid flow fluctuation -displacement and stranding of fish and exposure of eggs Flow diversion -disruption of fish homing to natal streams ...[+++] Altered temperature -altered habitat quality regime -altered benthic productivity Altered water quality -altered benthic productivity Elevated total gas -injury or death of fish due to gaspressure bubble disease The majority of B.C. Hydro projects were undertaken many years ago.