Subtitled in German10:57How wind energy could power Earth ... 18 times overDan JørgensenTranslated by Toni KlemmReviewed by Andrea Hielscher
Subtitled in German17:02The most important thing you can do to fight climate change: talk about itKatharine HayhoeTranslated by Toni KlemmReviewed by Andreas Herzog
Subtitled in German4:02Why is the US Constitution so hard to amend?Peter PacconeTranslated by Toni KlemmReviewed by Angelika Lueckert Leon
Subtitled in German3:39How folding paper can get you to the moonAdrián PaenzaTranslated by Toni KlemmReviewed by Angelika Lueckert Leon
Subtitled in German7:04Drawings that show the beauty and fragility of EarthZaria FormanTranslated by Toni KlemmReviewed by Nadine Hennig
Subtitled in German5:03How free is our freedom of the press?Trevor TimmTranslated by Toni KlemmReviewed by Nadine Hennig
Subtitled in German10:28Two reasons companies fail -- and how to avoid themKnut HaanaesTranslated by Toni KlemmReviewed by Angelika Lueckert Leon
Subtitled in German15:08The case for fish farmingMike VelingsTranslated by Toni KlemmReviewed by Nadine Hennig
Subtitled in German8:44How equal do we want the world to be? You'd be surprisedDan ArielyTranslated by Toni KlemmReviewed by Patricia Guzmán (Calderón Koch)
Subtitled in German9:50Crop insurance, an idea worth seedingRose GoslingaTranslated by Toni KlemmReviewed by Johanna Pichler
Subtitled in German15:48My life in typefacesMatthew CarterTranslated by Toni KlemmReviewed by Johanna Pichler
Subtitled in German17:34Why I must speak out about climate changeJames HansenTranslated by Toni KlemmReviewed by Judith Matz
Subtitled in German16:14Put a value on nature!Pavan SukhdevTranslated by Toni KlemmReviewed by Judith Matz
Subtitled in German13:59How to defend Earth from asteroidsPhil PlaitTranslated by Toni KlemmReviewed by Lex Asobo