As the threat of global warming grows more urgent, a few scientists are considering radical—and possibly extremely dangerous—schemes for reengineering the climate by brute force. Their ideas are technologically plausible and quite cheap. So cheap, in fact, that a rich and committed environmentalist could act on them tomorrow. And that’s the scariest part.
Some misunderstand this indelicate delicacy. For most American consumers, Pork knuckle is uninviting, and conjures the image of knobby, stringy joints. But it's featured by nearly every brewpub in Germany, and it's great with a Bavarian brew.