2106

In 2106, the Ozone Purge was caused by a breakdown in weather control systems on Earth. It resulted in the extinction of many species, including sheep, cats and sparrows. (PROSE: Lucifer Rising)

Yembe Lethbridge-Stewart died and was buried at the Achebe Gorge on Mars. (PROSE: Transit)

Warp drive was developed, enabling the first interstellar explorers to leave Earth and travel to other solar systems. (TV: Nightmare of Eden)

In an alternate timeline, the New Dalek Paradigm invaded Earth. This timeline was erased when the Eleventh Doctor and River Song removed a piece of the Eternity Clock from the Daleks' possession, which had allowed them to change time and take over Earth. (GAME: The Eternity Clock)