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| ecological technology (echo-tech ABelonogov) | |||
| environmentally sound technologies | |||
| environmentally friendly technology (сущ. ssn) | |||
| ecotechnology; environment-related technology; environmental technology; echo-tech (Technology designed to alleviate environmental problems and reduce the use of natural resources. 'More); ecotech ('More); ecologically sound technology; environmentally sound technology; eco tech ('More) | |||
| eco-technology | |||
| экотехнология: 3 phrases in 3 subjects |
| Ecology | 1 |
| Nanotechnology | 1 |
| United Nations | 1 |