Inadequate Air Defense

*American Base in Jordan Where Drone Killed 3 U.S. Troops Dogged by
Inadequate Air Defenses
.*

I expect that it would be cheaper, as well as wiser, to provide better
defenses than to retaliate. A group of religious fanatics can’t be
deterred by retaliation or threats, but its weapons can be defeated
like anyone else’s.

Tar-sands air finding, CAN

The local toxic air pollution released by tar sands oil extraction has
been
underestimated by a large factor
because of a flaw in the system used to measure it.

The article misuses the concept of percent; as a result, I can’t tell
for sure what the factor might be. As best I can tell, the
factor of underestimation ranges from 18 to 62, but I can’t be sure.