What are the human effects on the environment? How do scientists measure the impacts of humans on ecosystems? Global warming is now seen as one of the greatest threats to continued human occupation of the planet, so what can we do? Knowledge of local nutrient cycles, pollution and human activities is important in understanding our responsibility as global citizens and our contribution to a sustainable environment.

Stage 5 - Forensic Science (Year Nine). This topic requires a password or key... please see Mrs. Mathein!

With the aim of bringing the criminal to justice, forensic scientists work with police to develop hypotheses from their observations and inferences. Modern experimental techniques are used to test these hypotheses and finally conclusions are drawn regarding the identity of the criminal. Continuing developments in this branch of science will make it increasingly difficult for criminals to avoid apprehension.

This unit investigates the causes, treatment and prevention of common infectious and non-infectious diseases. It also explores the body's response to disease and the role of the nervous system and endocrine system in maintaining normal body function in humans.

There are many substances around us, some of which are harmful, others that are not. Chemistry helps us classify substances according to some of their general properties. Knowledge of these properties allows us to deal with and handle certain substances with greater care, and avoid harmful consequences.