critic  search
critical flow  search
RThydraulics
 hydrodynamics
 hydrology
 laminar flow
 turbulence
SNAdded to Thesaurus in 1982.
critical load  search
RTacid rain
 acidification
 air
 aluminum
 ecology
 ecosystems
 loading
 metals
 nitrate ion
 nitrogen
 pH
 pollution
 sulfate ion
 sulfur
SNMeasure of acid deposition which will not cause long term damage to ecosystems. Indexed with elements or ions discussed.
critical review  search
RTreview
SNAdded to Thesaurus in 1981.