Jeffrey Olson says experts do not know what will take the place of the plants and animals that are lost, or how wildlife will survive in a changed environment.

VOA: special.2009.09.28

He says no one seems sure of how bad the situation is, or what will happen down the road.

VOA: standard.2010.05.06

"What was on his computer, nine pages of handwritten material that refers to fuses, or how to put together ignition devices for a larger explosion,"

VOA: standard.2009.09.20

He says that everyone agrees in principle that rearmament is necessary, but he raises various questions: how and what; with the West,or against the West;

VOA: standard.2009.03.20