John Holdren

Info

Role

Writer

John Holdren

Biography

John Holdren is known for Survival of Spaceship Earth (1972), Nova (1974) and The Mars Generation (2017).

Known For

Nova

Nova

8.7
8.7
Survival of Spaceship Earth

Survival of Spaceship Earth

7.6
7.6
Earth 2100

Earth 2100

6.6
6.6
The Mars Generation

The Mars Generation

6.5
6.5

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