Design and create a prototype for solving a global problem, documenting how the proposed design features affect the feasibility of the prototype through the use of engineering, drawing, and other technical methods of illustration.
Reverse-engineer a product to assist in designing a more eco-friendly version,using an analysis of trends and data about renewable and sustainable materials to guide your work.
Develop a cure for cancer in an ecologically sound way and run a clinical trial using androids developed using recycled matrials in an economically sound model.
OK, I made the last one up--the other two are real.
You could look it up....