Search results for “neutre en carbone”

Are carbon nanotubes safe or harmful?

Carbon nanotubes, or CNT, are being used to make products stronger, lighter, faster, and more efficient. But are they safe? A growing body of research is raising concerns over the hazards presented by some forms of the material. As ever though, the risk to health depends on who is exposed to what

Carbon-Fiber Car of the Future

In this video segment adapted from NOVA, hear physicist and energy expert Amory Lovins explain how to make more efficient cars by making them lighter and more aerodynamic. Explore how the use of carbon fiber can reduce weight without reducing size or durability, and learn about some manufacturing ch

Rückkehr um jeden Preis? (EN)

Migrationspolitik, Beratungsrealität und Situation in den Herkunftsländern Eine Kooperation von Brot für die Welt, medico international, der Stiftung PRO ASYL und der Heinrich-Böll-Stiftung Die Zahl der Ausreisen zu erhöhen, ist erklärtes Ziel der Bundesregierung und dominiert vielfach auch die m