Watch the following Ted Talks given by Johan Rockstrom and James Hansen and answer the corresponding questions.     1. Johan Rockstrom: https://www.ted.com/talks/johan_rockstrom_let_the_environmen

Watch the following Ted Talks given by Johan Rockstrom and James Hansen and answer the corresponding questions.

     1. Johan Rockstrom: https://www.ted.com/talks/johan_rockstrom_let_the_environment_guide_our_development

• What does Johan Rockstrom mean when he argues that we should "let the environment guide our development"?  Be sure to incorporate answers to the following questions in your memo:
  • Who is Johan Rockstrom?
  • Why is the Holocene important in the history of human development?
  • What is the “quadruple squeeze”?
  • What is the Anthropocene?
  • What’s the difference between linear and non-linear systems?
  • What are our planetary boundaries?  Why are they important? 

     2. James Hansen: https://www.ted.com/talks/james_hansen_why_i_must_speak_out_about_climate_change

• Why did James Hansen decide he needed to speak out about climate change?  Be sure to incorporate answers to the following questions in your memo:
  • What is the energy imbalance and why is it important?
  • How much excess energy is Earth absorbing?
  • What are amplifying feedbacks?
  • Are there good options for a safe ecological future?  If so, what are they?

500 word minimum, 20 points