![david orr](https://news.sonoma.edu/sites/news/files/styles/listing_thumbnail/public/field/image/sustday_0_2.png?itok=C1cXLxrd)
The global issue of climate change cannot be ignored any longer--even Pope Francis made headlines with his historic address to Congress last month, calling for a response to "the most serious effects of the environmental deterioration caused by human activity." To that end, Sonoma State...