Mar 22 2012
Yes, I had to do it. I try to teach environmental science without preaching, but this one topic is hardest for me to avoid. There are probably hundreds of other posts out there on the topic, but I still feel the need to let this out (sorry as it is a bit long with the [...]
Jan 25 2012
Today, after another preassessment acitvity, I introduced the study of “harmful chemcials” or toxicology. Toxins are lumped into several categories (below) in the text, but some chemicals trigger effects that place them in multiple categories. The quote “the dose makes the poison” is a paraphrase by the Renaissance “scientist,” Paracelsus (you gotta check out his [...]
Jan 25 2012
On Monday, I tried frame the study of human health and environmental risks. After a preassessment activity, I outlined the various types of hazards present in our environment using the concept map below. We spent the majority of our time discussing biological hazards-more specifically the pathogens that cause infectious (transmissible) diseases. Then, I challenged students [...]
