I have always heard them referred to as "pathogenic" but I believe the answer is pathologic
Explanation:
Greenhouse effect, a warming of Earth's surface and troposphere (the lowest layer of the atmosphere) caused by the presence of water vapour , carbon dioxide, methane, and certain other gases in the air. Of those gases, known as greenhouse gases, water vapour has the largest effect.
Natural aging.
Natural aging is process in which organism's body organs and functions deteriorate and finally fail to work at all