It is an infestation with one or more intestinal parasitic roundworms that include whipworms, hookworms and ascaris. (https://www.afro.who.int/health-topics/helminthiasis)
Atmospheric carbon dioxide is an environmental material composed of carbon dioxide in its gaseous form present in an atmosphere. (http://purl.obolibrary.org/obo/ENVO_01000451)
It is a type of mycorrhiza where the fungal hyphae surround the host externally like a mantle and feed by sending their mycelia into the intercellular spaces towards the center of the host. (Translated from http://terim.tuba.gov.tr/)