J21 : Hard Rock and Green Tech
| Students | Michael Misa
|
| School | HDSB - E. J. James Public School - Oakville |
| Level | Junior 7/8 - Grade 7 |
| Group | Group 10 - Engineering and Computing IV |
| Abstract | Ancient concrete recipes that are more sustainable than our own (modern Portland cement) require no energy to process and last thousands of years longer- Hard Rock construction with a tiny carbon footprint. |