Don Mac

I have a B.Sc. and M.Sc. in Earth Sciences. I was a research geologist for 15 years, a climate change/environmental policy advisor in government for about 15 years, a manager of energy technologies for 5 years, and taught at a small university in Alberta, Canada for about 8 years. I still teaching the odd course from time to time.

3,337,155 students helped

Level 18 in Environmental Science Level 17 in Earth Science Level 13 in Astronomy Level 10 in Psychology Level 9 in Biology Level 5 in Socratic Meta