Incorporated in 1764, Redding has preserved much of its early rural atmosphere.

This early atmosphere was not one in which we could have survived.

Photosynthesis radically changed the composition of the early Earth's atmosphere, which as a result is now 21% oxygen.

The findings also suggest indirectly that the early atmosphere and oceans contained little oxygen.

One reason is that geologists changed their minds about the composition of the earth's early atmosphere.

The early atmosphere on Earth was largely reducing, that is, without oxygen.

One of the reasons for interest in the early atmosphere and ocean is that they form the conditions under which life first arose.

Ejection by meteorites may have removed 60% of the early atmosphere.

He walked the streets of the city's Jewish quarter to again feel the earlier atmosphere.

As a result, the early rural atmosphere of the community has been lost over the past 30 years.