Watch Dr. David Keith’s TED talk, science homework help

Watch Dr. David Keith’s TED talk, a critical look at geoengineering against climate change, and respond to these questions: 1. How is geo-engineering a “moral hazard?”; 2. Should we proceed with geoengineering through the use of sulfates?; 3. If not, how best do we as a species address the issue of global climate change?

https://www.ted.com/talks/david_keith_s_surprising…

post must cite an authoritative source in APA format. Make sure to support assertions with evidence from your research.

Please remember that the minimum word count is 200 words.