> Video


Chapter 36
Practical 36.1 Investigation of air quality in different locations
Practical 36.2 Designing an investigation to study lichen distribution as an indication of air pollution
Practical 36.3 Comparison of the oxygen content in clean water and polluted water samples using a data logger
Practical 36.4 Designing an investigation to study water pollution in a freshwater stream or a shore habitat
Effects of global warming
Chapter 37
Controlling air pollution in Hong Kong
Sewage treatment in Hong Kong
Marine parks in Hong Kong
Sustainable development