Please enable JavaScript.
Coggle requires JavaScript to display documents.
natural hazards, ecological hazards - Coggle Diagram
-
ecological hazards
-
biological
infectious deseises
e-bola, COVID-19, influenza, measels, turberculosis
-
waterborne deseises
cholera, hepatitise, typhiod,
plant invations
separ thistle, asparagus scandens, pampas grass
-