It is true, however, that the global warming problem probably cannot be addressed (let alone solved) without vigorous action by governments, acting separately and together, to reduce the greenhouse-gas emissions that economists classify as externalities.
But the group has also nurtured a vigorous and mischievous approach to acting.
Most of the justices on Monday appeared prepared to apply that decision to the federal guidelines, despite the vigorous effort of Paul D. Clement, the acting solicitor general, to persuade the court otherwise.
The acting in De Palma's films is apt and vigorous, even engagingly hectic, but unoriginal.
She not only went, but delivered a vigorous speech on behalf of women's rights in a country that was well known for acting forcefully against them.
In addition, the uniformly dispersed CNTs, acting as a framework to support the char produced by the oxidation of the PET and BDP, inhibited the vigorous bubbling process during combustion.
Salmond, a vigorous critic of the BBC, in turn accused it on Monday of being the British state's version of Pravda, acting as its mouthpiece.
Bayer, which has offered to buy Schering for €17 billion, so acting as a white knight to fend off a hostile rival bid from Merck, also engaged in some vigorous buying of Schering's shares.
He is not acting out some transference of hatred, argues one C.I.A. veteran of the war in Afghanistan, but rather a grand strategy for Islamic rebirth that is "vigorous" and "combative" and aims to gain control of the entire Middle East.
