Engels : Nederlands cave = grot steep = steil slope = helling to cover = bedekken litter/rubbish = afval;rommel dustbin = vuilnisbak mud = modder wet = nat extremely = buitengewoon to pollute = vervuilen factory/plant = fabriek pollution = vervuiling environment / enviromental = milieu environmentalist = milieubeschermer (in)fertile = (on)vruchtbaar soil = grond;aarde fertiliser = kunstmest to grow (grew-grown) = groeien to grow = kweken crop = gewas harvest/crop = oogst to fail = mislukken failure = mislukking to try/to attempt = proberen attempt = poging to succeed (in) / to mange (to) = slagen (in) site = terrein