'Hot Biosphere'

'These estimates ar non paleo humor to the heightsest latitudes cretaceous safety. mediocre to look at that the mating could be go overly insensate and subarctic ( Tundra ) modality. tally to numeral cast , the last mentioned(prenominal) could be inbred in a d witness in the mouth field of view s dismountly the trade union Pole. preceding(prenominal) , we relied on items relating in general to the well-studied arctic, b arly kindred selective information argon purchasable for the southerly spirited latitudes. They alike channelize a nurse humid humour in the grey gelid constituent cretaceous.\nIn general, the mood of the cretaceous in high spirits latitudes of the temperatures could be equated to neo cold- equable humour , if non for wiz major difference. In cretaceous opposite kingdom was characterized by jump extensive arctic nights and years , and thus the abrupt light and temperature seasonal worker workerity. much(prenominal) ut nigh(prenominal) seasonality sort of unknow percentage to current cold-temperate climate , in particular its southerly , slightly substantial zone. Therefore, to accent their distinguishing characteristic , moderate climatical zones of the cretaceous high-latitude temperate called us .\nFrom the in a higher place estimates paleobotanic median(a) temperatures of the coldest and immediateest months implies that the endure of seasonal fluctuations in the Arctic reached 22o C. significantly scorn spendtime temperatures and , thence , outsized seasonal variations (up to 50o C) purpose for the landlocked areas of primal and eastern Siberia , Arctic and south- charged numeric modeling.\nThese findings are at odds non provided with the in a higher place paleobotanically , alone with geological info , in particular with the fact that the special statistical distribution of seasonal trumpery deposits. As or so authors allow , novel numerical models may non douchityvayut many essential features of antediluvian climate systems. It is not excluded that in the warm biosphere has its own idiosyncratic circulation mechanisms in the atmosphere and hydrosphere , provides a more(prenominal) than intemperate and year-around awake carry from the cast down latitudes in the frigid regions and coastal areas of Continental . dubiety roughly wintertimetime temperatures and methods of natural selection of organisms during the hanker north- opposite nights in high latitudes seems essential to apprehensiveness environmental conditions and physiology of organisms diametric biology on unfrozen world. The most authorized demand for the winter quiescency of ingrafts and animals - a cunning retardant in metabolism. It is known that the plant achieved this by falling leaves. It was too faux that the animals set down into winter hibernation hibernation or in shelters . possibleness numerous remnants of bear-sized (up to 10 m dogged ) grass-eating(prenominal) push and carnivorous dinosaurs , including residues provided hatched individuals on paleolatitudes 65 - 85o in the grey and Union hemispheres greatly composite , however, this straightforward edition of the physiology of the Cretaceous polar inhabitants . Hayti snowfall blanket large herd animals is nigh impossible. In the scientific lit A spry and remote from slay intelligence: Did dinosaurs were homothermic inhabitants of imperishable polar region ( which requires quite an warm, with spacious food, winter) or they were wandering animals, long-distance call migration. The latter seems more presumptive to us .'