Evaluating scientific claims and forming a conclusion in this activity, you’ll analyze multiple forms of scientific text to determine their validity. then you’ll draw your own conclusions about human involvement in climate change. estimated time to complete: 1. 5 hours part a the first article that you’ll analyze is from the national oceanic and atmospheric administration (noaa) read the article and list three conclusions the author draws about human involvement in climate change. in two to three sentences, describe the evidence cited that explains each conclusion.