IB ESS Topic 1 3
28:07
IB ESS Topic 1 4 Sustainabilty
20:07
IB ESS Topic 1 2 Systems and Models
20:28
IB ESS Topic 2 3 Part I Flows of Energy
20:47
IB ESS Topic 1 1 Environmental Value Systems
13:55
How Atmospheric Feedback Mechanisms Can Amplify or Dampen Climate Change - ESS topic 6.1
52:00
Adieu pétrole : les champignons, biotechnologie du futur !
1:04:20
Ludovico Einaudi [relax, study, sleep, soft, calm, inspired piano medley]
52:00