Isetyenziselwa uvavanyo lokuguga olwenziwayo lwelaphu elahlukileyo, idayi, isikhumba, iplastiki, ipeyinti, iingubo, izixhobo zangaphakathi zemoto, i-geotextiles, iimveliso zombane kunye ne-elektroniki, izixhobo zokwakha umbala kunye nezinye izinto ezifanisiweyo ukukhanya kwemini nazo zinokugqiba uvavanyo lokukhawuleza kombala ekukhanyeni kunye nemozulu. .Ngokuseta iimeko zokukhanya kwe-irradiance, ubushushu, ukufuma kunye nemvula kwigumbi lovavanyo, imeko yendalo efanisiweyo efunekayo kuvavanyo ibonelelwa ukuvavanya utshintsho lwendlela yokusebenza kwezinto ezinje ngombala, ukuguga, ukuhanjiswa, ukuxobula, ukuqina, ukuthambisa. kunye nokuqhekeka.