Ensure that you have done your homework before coming to class on Tuesday.
You need to do a short write up between 100 to 150 words on a topic that you think is worth researching based on any of the given themes - Sustainability, Relationships, Behaviour.
Include sources in your write up.
Also, save your work in Pages and be prepared to present in class. However, do post your work here for easier reference in the future and also using this as a back-up.