Tags » Stratigraphy

Retracing my steps

It is a few weeks since I last posted, but my archaeological pursuits have been going forward (I’ll get to the title of the post later). 657 more words

PhD

banded ...

Strata in Badlands National Park in South Dakota display horizontal layers that reflect different depositional conditions. Says the National Park Service: “Different environments—sea, tropical land, and open woodland with meandering rivers—caused different sediments to accumulate here at different times.“

Nature

GEOLOGICALLY SPEAKING, WHAT TIME IS IT?

LET’S TALK ABOUT geology’s time clock. Stratigraphy concerns what can be learned from the order and relative position of rock layers. The word is a Latin/Greek hybrid: … 518 more words

Sci-Tech

abandon hope ...

Or should you? From Wikipedia: “For 11,000 years, Native Americans have used this area for their hunting grounds. Long before the Lakota were the little-studied paleo-Indians, followed by the Arikara people. 38 more words

Nature

color lives ...

… in Badlands National Park in South Dakota.

Nature

tough terrain ...

… in Badlands National Park. For scale, note the two people near left edge of image.

Nature