Time: President Obama was rightly praised by many environmentalists for his State of the Union speech last night. For one thing, he included a word that had gone missing in similar addresses in the past: climate change. And he didn`t pull his punches -- at least rhetorically:
For the sake of our children and our future, we must do more to combat climate change.
Now, it`s true that no single event makes a trend. But the fact is, the 12 hottest years on record have all come in the last 15. Heat waves,...