President George H. W. Bush's Press Conference at Rio de Janeiro Heads of State Earth Summit Part 12

News Segment 3

Part 5

Chernobyl Nuclear Reactor Mishap

Part 6

Herrah Women and the Work Environment

Part 14

Pesticides and Pills

Part 12

Johnstown Flood and Chernobyl Documentaries

Part 15

Chernobyl: Through a Doctor's Eye

Part 4

Anti-Soviet Film on the Ukraine

Part 3

CBS "60 Minutes" Re: Bcci - Clark Clifford

Part 24