Nature has evolved without our assistance for two billion years at least.

He doubts if the human species could have evolved without them.

I didn't evolve my political ideas without a lot of thought.

And it's hard to see how cooperation would evolve without punishment.

Let us assume that the human species had evolved in an ancestral environment without light.

Then there are forms evolved from planets without much water.

From that point on, the ensemble evolves essentially without regard to the data.

Earth was overlooked and humans evolved, evidently without a patron race.

Today large parts of the Barnbruch are nature reserves, in which several areas have been left to evolve without any human intervention.

Instead, the contest has evolved into a military and political stalemate without any obvious resolution.