What steps are being taken by governments aswell as private companies for the colonization of space.?

Question

If humans didnt interfere with earth how long would it be untill earth was in-habital.

Answer 1

there are no serious efforts being made toward the colonization of space

and

no matter what happens on earth, it will be more hospitable and easier to live on than any other planet or artificial device in space

Answer 2

Governmental actions include the ISS and feasibility studies for space colonization. Private efforts include tangential prizes such as the Ansari X Prize.

Answer 3

seems to me we are working with other gov's to build a space station.