Lights at Night

---

Tænk på al den energi som går spildt ved at vi ikke kontrollerer bedre hvor lyset peger hen. Alt det lys som man kan se fra rummet kunne sikkert drive 1000 og atter 1000 el drevne biler ...
/Sik

---

All that energy lost just because we aren't able to control the direction of light. If all the light that can be seen from space were used in electric driven cars instead there would 1000s upon 1000s of those lined up ...
/Sik

Quote

---

Duane Marble brought an interesting visualization of "Lights at Night" from the Marian Koshland Science Museum of the National Academy of Science. The Lights at Night interactive application lets you "Zoom in on your hometown or places far away. Compare images from 1993, 1997 and 2003 to infer changes in population, energy consumption, energy efficiency and economic activity."

---

Read more: http://www.koshland-science-museum.org/exhib_lightsatnight/interactive.jsp

---