With the assist of diagram, in brief illustrate out the natural environmental system.
Illustrate out the green house effect, and provide two (2) instances of green house gases, and their sources.
With the assist of venn diagram, illustrate out what is sustainable development?
List all five (5) factors which influence the severity of damage caused by technological or natural disasters.
List all ten (10) health and safety issues the industrial Hygienist deals with at the workplace.