Sentences with phrase «orbital variations occurring»

Reality: Whilst there are many areas of interesting research with respect to the glacial - interglacial cycles of the Quaternary, we have a good understanding of the primary drivers i.e. orbital variations occurring over cycles of tens of thousands of years.

Not exact matches

The next ice age brought on by orbital variation is projected to occur in about 50 000 years.

I have been thinking along these same lines (periodic orbital and precessional gravitational forces triggering plate tectonic activity) for over twenty years, although I must say that an effect from sea level variations hadn't occurred to me.

If its orbital variation, as you say, or variable solar activity, it looks like these changes will occur (as they have over the last 500 million years) whether we like it or not.