Sentences with phrase «when orbital variations»

It's also worth remembering that the «cradle of civilization'took place when orbital variations gave Mesopotamia (and the rest of the Northern Hemisphere) much hotter summers.

Not exact matches

When reconstructing Earth's climate history, it can't be explained without including all the various influences, including solar irradiance, volcanism, albedo, orbital variations, continental drift, mountain building, variations in sea currents, changes in greenhouse gases, even cometary impacts.

Dynamics determine largely when and where precipitation falls and that is a determined largely by fairly constant rotation of the earth, orbital variation, and the location of the oceans and continents.

When imposing such orbital variations, climate models suggest different global - mean temperature responses.

(Phys.org)-- Climate scientists have long documented the strong control of Earth's orbital variations on the waxing and waning of the great ice ages, when huge «pluvial» lakes filled the valley floors of the Great Basin.

When I look at all of this, I see a handful of the 100 large solar system bodies showing some evidence of local warming (Jupiter's spot), some evidence of systemic warming with known causes that are a lot more likely than the Sun heating up (like well - understood orbital variations), and some evidence that any warming experienced by these bodies is possibly being exaggerated in the reporting.

These climate oscillations have dominant periodicities, ranging from about 20 to 400 kyr, that coincide with variations in the Earth's orbital elements [26], specifically the tilt of the Earth's spin axis, the eccentricity of the orbit and the time of year when the Earth is closest to the Sun.