1. These hills were formed by glaciation.

2. Glaciation has left a permanent imprint on the landscape.

3. Some of his best work, on glaciation and on Old Red Sandstone, was done in his spare time.

4. Which of these landscape features, produced by glaciation, are shown on the photograph or on the map?

5. Both polar regions show evidence of more extensive glaciation in the recent past.

6. The advance and retreat of the last glaciation caused sea-level changes to take place there very recently, in geological terms.

7. There were at least six cold periods with glaciation somewhere on the earth.

8. Pleistocene glaciation caused the extinction of many species.

9. Agassiz recognized marks of glaciation all over northern Europe.

10. IS THERE REALLY QUATERNARY GLACIATION ON LUSHAN?

11. There can be distinguished four stages in their formation:glaciation, freezing weathering, aeolation and planation .

12. All this, of course, is during a time of exaggerated relief following the Pleistocene glaciation.

13. This was a brief episode of climatic amelioration after the last glaciation.

14. Certain Martian surface features have been interpreted as evidence of ancient ocean beds and widespread glaciation.

15. This is commonly blamed on a prolonged drought during the amelioration of climate following the last glaciation.

16. Environmental records show that in that area the environment was extremely cold and wet during the interstage of the last glaciation(deep sea oxygen isotope stage 3).

17. Evidence of this showed up in new MRO images that suggest past equatorial glaciers and repeated episodes of glaciation on Mars.

18. A comparatively short period of warmth during an overall period of glaciation.

19. The Neoporoterozoic Altungol and Huangyanggou formations in Tarim plate: Recognized newly glaciation and interglaciation?

20. Located at the meeting-point of two colliding continental plates, the area has a complex geology with ongoing mountain formation as well as major sculpting by glaciation.

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21. The first of these glacial periods is often called the Huronian glaciation because it is well exposed in rocks just north of Lake Huron in southern Canada.

22. During the Pleistocene Ice Age , the ancient drainage systems were almost completely rearranged by glaciation.

23. Geologically speaking, the park's landscape was formed by two processes: mountain - building and glaciation.