olemus
väliskeskkonnast tulenev oht
=
a threat caused by the external environment

(1a) globaalne
https://greenliving.lovetoknow.com/Seven_Biggest_Environmental_Threats
https://www.hsdl.org/?view&did=3530
https://reliefweb.int/report/world/ecological-threat-report-2021-understanding-ecological-threats-resilience-and-peace

(1b) IT alal
https://www.sensaphone.com/files/Data_Center_Flip_Book/mobile/index.html#p=1

https://cyberleninka.org/article/n/246858.pdf (Fig. 1)

vt ka
- keskkond
- keskkonnaturve
- oht keskkonnale