First, we talked about smog. Term coined by combining smoke + fog to get smog. Here are the two types we learned: Sulfur-based Smog: “industrial smog” Nitrogen-based Smog: “photochemical smog” Sulfur-based Smog takes on a gray color. When coal is burned compounds within the coal interact with atmospheric oxygen which then causes iron oxide and [...]
Posted: April 13th, 2011 under LexyL, Scribe Post, Unit 13-Air Pollution & Climate Change.
Tags: air pollution, atmosphere, carbon, coal, fossil fuels, nitrogen, oil, ozone, warming gases
We can only take so many field trips, but this is one I would love to do if we had the time. We discussed coal-fired power plants in class, but this short interactive tour (with real pics and computer animations) will give you a better feel than the diagrams in your text. Image source: Scientific [...]
For those who missed the first day of our energy unit, here is the kick off: Mining Practices & Impacts View more presentations from Derrick Willard. I tried to give you a sense of just how destructive surface mining can be to habitats and biodiversity. I’ve also found a great slideshow by a photographer named [...]