Isetyenziselwa uvavanyo lokuguga olwenziwayo lwelaphu elahlukileyo, idayi, isikhumba, iplastiki, ipeyinti, iingubo, izixhobo zangaphakathi zeemoto, 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 lwentsebenzo yezinto ezifana nombala, ukuguga, ukuhanjiswa, ukuxobula, ukuqina, ukuthambisa. kunye nokuqhekeka.