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ecological

In a sentence
Ekologická doprava znižuje emisie v mestách.
Environmentally friendly transport reduces emissions in cities.
Ekologický poľnohospodár nepoužíva chemické postreky.
An ecological farmer does not use chemical sprays.
Mesto podporuje ekologickú dopravu a cyklistiku.
The city supports environmentally friendly transport and cycling.
Ekologický projekt čistí potok.
The ecological project is cleaning the stream.
Source
Slovak National Corpus (SNK) ↗English gloss from the frequency publish path. Hand-reviewed example sentences.
Full attribution on References.