Sentence examples for the elevation at which from inspiring English sources

The elevation at which accumulation and melting of glacier ice are equal is known as the equilibrium line and is roughly equivalent to the snow line.

Germination is also influenced by the elevation at which seed is collected (Holm 1994).

The elevation at which settlements are located is also revealed to be correlated to the size of the sites and the density of distribution of sites in the study area.

Eventually, conditions become extreme enough to prevent any tree growth; the elevation at which this occurs is known as tree line, and usually occurs at around 4,500 ft (1,400 m) in the White Mountains, depending on wind exposure.

Also, Briggs [20] described a troglomorphic juvenile 'triaenonychid' from a cave in southern Idaho that was placed near Cyptobunus, and Welbourn [59] reports populations of Sclerobunus from caves in southern Arizona, some well below the elevation at which surface Sclerobunus can be found.

The extent of among individual variability in skull size was visually assessed by plotting the loge-centroid size of specimens ordered according to the elevation at which they were collected; note that elevation is a well-suited proxy for environmental differences in tropical regions where elevation represents the most evident axis of climatic and ecological variation [ 68]; see Table  1).

Despite the high elevation at which most of the populations considered here spawn and rear, much of the rearing habitat already exceeds optimal temperatures for salmonids at times (Donato 2002).

And at the exalted altitude of 15,000, possibly the highest elevation at which any specimen had yet been taken, a lone ballooning spider was floating on its filaments, its body borne up on unseen currents.

The populations of the Gelbison massif, however, stand out in this context for their strict hydrological requirements, probably related to the low elevation at which plants grow, where water of the perennial brooks could mitigate summer drought constrains and decouple the plant survival from the soil water resource.

Although the rising air temperatures have resulted in a rise in the lowest elevation at which snowpack may develop, locations with minimum winter temperatures well below freezing have generally increased in SWE, such as Mount Shasta and the high elevation southern Sierra Nevada (Mote 2006).

In 1926, P. A. Glick, a scientist from the federal Division of Cotton Insect Investigations, and colleagues from the Department of Agriculture, among others, counted about 25 million to 36 million insects, including a ballooning spider they found flying at 15,000 feet, "probably the highest elevation at which any specimen has ever been taken".