At higher elevations, where the atmospheric pressure is much lower, the boiling point is also lower.

At lower elevations, winter rainfall is needed for the success of winter crops such as wheat, barley and vegetables.

At higher elevations, to, are found temperate broadleaf forests: eastern Himalayan broadleaf forests to the east of the Gandaki River and western Himalayan broadleaf forests to the west.

At higher elevations from, the Puna ecoregion, the temperature varies from during the night versus during the day.

At this site, there are four main life zones, delineated on the basis of temperature and precipitation ( Holdridge System ), in the Luquillo Mountains: subtropical wet and subtropical rain forests are found at low and mid elevations, lower montane rain and lower montane wet forests at high elevations.

At the highest elevations is dwarf forest, a dense forest as short as, on saturated soils.

At higher elevations, the wind and rain have turned the rocks into spectacular figures such as the Sphinx and Babele.

At higher elevations the islands are permanently covered with ice and snow.

At these low elevations are numerous valleys, many of them deep, and covered with larch forest, except in the extreme north, where the tundra dominates.

At Tajikistan's lower elevations, the average temperature range is in July and in January.

At the highest elevations, trees cannot grow, and whatever life may be present will be of the alpine type, resembling tundra.

At elevations from 1, 350-1, 700 m ( 4, 440-5, 600 feet ), aspects include south-and east-facing slopes.

At these elevations, it also grows on sloping hillsides, ridges, and benches.

At higher elevations, it occurs on south and west aspects on all types of terrain.

At high elevations, the Earth's atmosphere is thinner thereby minimizing the effects of atmospheric turbulence and resulting in better astronomical " seeing ".

At night or in cool weather, they travel farther inland or to higher elevations.

At this location, the higher elevations of the coastal range facing the Andes become a multiplicity of islands, forming an intricate labyrinth of channels and fjords that have been an enduring challenge to maritime navigators.

At an elevation of 3621 feet ( 1104m ), it is the highest county seat in the Eastern United States ( based on elevations in the USGS database ).

At least two dozen bodies of water around the world are at higher elevations, but all are much smaller and shallower.

At higher elevations tussock grass and megaherb communities dominate the flora.

At lower elevations on the mountain, and stratigraphically below the Littleton Formation, the bedrock is from the Silurian period, consisting of Rangeley Formation schists, Perry Mountain Formation quartzites, the Francestown Formation granulite, and the Warner Formation granulite.

At higher elevations, temperatures drop and rainfall increases.

At lower elevations are the South Western Ghats moist deciduous forests, with Cullenia the characteristic tree genus, accompanied by teak, dipterocarps, and other trees.

At first they were only feathers and dark indistinguishable faces and bodies, hunched over their horses' heads.

At one time she felt impelled to make dances that `` moved all over the stage '', much as Pollock's paintings move violently over the full extent of the canvas.

At 7:25 two hotel doormen came thumping down the steps, carrying a saw-horse to be set up as a barricade in front of the haberdashery store window next to the entranceway, and as I watched them in their gaudy red coats that nearly scraped the ground, their golden, fringed epaulets and spic, red-visored caps, I suddenly saw just over their shoulders Jessica gracefully making her way through the crowd.

At this lecture Oersted happened to place the conducting wire over and parallel to a magnetic needle.

At the central level the scrutin uninominal voting system was selected over some form of the scrutin de liste system, even though the latter had been recommended by Duverger and favored by all political parties.

At one point in the game when the skinny old man in suspenders who was acting as umpire got in the way of a thrown ball and took it painfully in the kidneys, he lay there unattended while players and spectators wrangled over whether the ball was `` dead '' or the base runners were free to score.

At the end of the half-hour, racking his brains, thinking over and over again of Kitti, her friends, her past, he left the bedroom.

At the edge of the field, the wild rolling land took over, dotted with fat round bushes like sheep.

At the feeding station, the raffish group of cowbirds again bobbed and gobbled over the ground, but now, gorgeous among them, was a beautiful red cardinal, radiant in its feathered vestments.

" At the end, he succeeded in obtaining from Theodosius a promise that the sentence should be completely revoked, with the very natural consequence that thereafter the prospect of immunity thus afforded occasioned spoliations of synagogues all over the Empire.

At its peak, the Apollo program employed 400, 000 people and required the support of over 20, 000 industrial firms and universities.

At the end of the story in Chapters 40 – 42, Vortigern hands over to Ambrosius " the fortress, with all of the kingdoms of the western part of Britain.

At just over 74 hours into the mission, Apollo 16 spacecraft passed behind the Moon, losing direct contact with mission control.

At the start of the game, it has survived over 10 years in complete isolation from the rest of the world and is an example of an arcology in cyberpunk genre.

At Nuremberg in 1733, he published a collection of 316 observations of the aurora borealis made by himself and others over the period 1716 – 1732.

At first there was no passenger service, for south of the station was the Akihabara cargo docks, where goods from all over the world would flow into Kanda by river and be hauled up the east bank of the canal to be ticketed at the central cargo transport window.

At higher speeds the pilot simply couldn't move the controls because there was too much airflow over the control surfaces.

At some speeds the airflow over the control surfaces will become turbulent, and the controls will start to flutter.

At that point, aged 74, he had amassed over 65, 000 specimens.

At 02: 00 on 13 August, 40 squadrons were sent forward towards the enemy, followed at 03: 00, in eight columns, by the main Allied force pushing over the Kessel.

At the Fourth Ecumenical Council at Chalcedon in 451, Constantinople was given jurisdiction over three dioceses for the reason that the city was " the residence of the emperor and senate ".

At birth, there are over 270 bones in an infant human's body, but many of these fuse together as the child grows, leaving a total of 206 separate bones in an adult.

At some point an unknown reaction called baryogenesis violated the conservation of baryon number, leading to a very small excess of quarks and leptons over antiquarks and antileptons — of the order of one part in 30 million.