The 'shruder' was recently invented by Australian Louise Hardman. Louise presented to Prince Charles’ International Environment Unit in the UK. The aim of that organisation is to bring businesses and environmentalists together to find solutions.
For Year 6, the issue of marine plastic waste is a good example of the impacts of the economy on the environment.
For Year 7, Louise is a good example of a successful entrepreneur.
Perhaps get your students to use the internet to discover more about the work of the PCIEU.