Spiegel: Europe's cap-and-trade system for reducing the release of greenhouse gases is broken, but not everybody wants to fix it. Industry has profited immensely from the plummeting prices of CO2 emissions certificates, and from lax checks on questionable environmental projects undertaken overseas.
Saving the climate? It doesn't seem all that difficult at first glance. All you have to do is fly from Germany to Zambia once in a while, as the German energy giant RWE's environment protection team does. It...