The 1970s decade covers the period from 1970-1979.
In this decade, Humans on Earth continue the exploration of the Sol system. The organization NASA launches the Pioneer 11 probe, which reaches Saturn later in the decade. (cf. TNG: "Loud As A Whisper") The Watergate scandal ends the Presidency of Richard Nixon. (cf. VOY: "Q-Less")
- Humans begin to realize that Earth's supply of fossil fuel is nearing depletion; however, no drastic changes are made towards ushering in a substitute fuel source until 2061. (ENT: "Carpenter Street")
- In this decade, the Varro construct a gigantic ship to explore space. Over the next four hundred years, this vessel becomes a generational ship, and its inhabitants become extremely xenophobic. (VOY: "The Disease")