| depth-slope product(expression, feature, environment, engineering) |
| detention basin(expression, feature, environment, engineering) |
| dimensional analysis(expression, feature, environment, engineering) |
| earth systems engineering and management(expression, feature, environment, engineering) |
| ecological engineering(expression, feature, environment, engineering) |
| electrocoagulation(expression, feature, environment, engineering) |
| electrohydrogenesis(expression, feature, environment, engineering) |
| electromethanogenesis(expression, feature, environment, engineering) |
| emf measurement(expression, feature, environment, engineering) |
| emission intensity(expression, feature, environment, engineering) |
| environmental engineering laboratory(expression, feature, characteristic, detail) |
| environmental engineering protection(expression, feature, characteristic, detail) |
| environmental engineering service(expression, feature, characteristic, detail) |
| environmental mitigation(expression, feature, environment, engineering) |
| environmental protection engineering(expression, feature, characteristic, detail) |
| european green infrastructure(expression, feature, environment, engineering) |
| expanded granular sludge bed digestion(expression, feature, environment, engineering) |
| extended aeration(expression, feature, environment, engineering) |
| facultative lagoon(expression, feature, environment, engineering) |
| fecal sludge management(expression, feature, environment, engineering) |