A few weeks ago I was sitting in a meeting with my boss going over the business case for why the University of Ottawa should change our building standards to build green roofs whenever possible (meaning so long as the building can take the weight). The crux of the argument came down to two things... is it better for the planet and does it save costs? Wait, this is too far ahead, I need to go back a bit. A few months ago one of our awesome student employee created a wonderful business case about why the University of Ottawa should install green roofs on campus. She created a case that took into account of bunch of factors, including construction costs, energy savings, storm water management, operating costs, and much more. Ultimately, she came up with a very important finding... Over the life-cycle of a building, it always makes sense to install a green roof over a conventional roof. Wait wait, I guess I should actually start at the beginning. Last year I worked with the ...