Click for a better look at comparing Google image results from China and non-China. Good for Obama for advocating for a free internet during his visit to China.
China’s water issues – After decades of dirty development, the Chinese government is aggressively pursuing more stringent environmental regulation, with a particular focus on water distribution and wastewater treatment. [NYT]
Urine-powered cars – Auto fuel that is easier to electrolyze and process than hydrogen fuel cells (although hydrogen as a fuel source won’t happen for a very long time if at all). However, authors warn that we’ll likely need our urine for other things, especially fertilizer. Lots of phosphorus in urine, and it turns out we not only have peak oil, but peak phosphorus. [The New Republic]
All of our batteries – Exploring the primary source of the world’s lithium in Bolivia’s famous salt flats. As you know, lithium is the main component in our iPods/BlackBerry batteries, etc. [Foreign Policy]