Week 14
1. What did you do in Lab? Discussed the interview with an elder assignment CO2 data analysis Watched "The Science of Climate Change" video Guided Inquiry: Photon Absorption Determined which gases are greenhouse gases 2. What was the big question? What are the green house gasses and how do they affect climate change? Carbon Dioxide and Methane are the main green house gases. The greenhouse gases trap the suns heat in the atmosphere and do not let it escape. What is the albedo effect and how does it affect climate? Darker color attracts and absorbs more sunlight versus lighter colors reflecting it. If white ice melts, it is replaced by darker colors. 3. What did you learn in Thursday Discussion? Sources of Natural Variability- solar and volcanic forcings are the two dominant natural contributors to global climate change. There has been no significant changes, leaving only human causes. The flow of nutrients in the ocean will cease if the North Pole melts Antartica...