Several of Canada's largest companies are based in natural resource industries, such as EnCana, Cameco, Goldcorp, and Barrick Gold.

Several of Lovecraft's stories of the Old Ones ( alien beings of the Cthulhu Mythos ), propose alternate mythic human origins in contrast to those found in the creation stories of existing religions, expanding on a natural world view.

Several works among the best known during this long period could be cited as an example, from Strabo ( Geography ), Eratosthenes ( Geography ) or Dionisio Periegetes ( Periegesis Oiceumene ) in the Ancient Age to the Alexander von Humboldt ( Cosmos ) in the century XIX, in which geography is regarded as a physical and natural science, of course, through the work Summa de Geografía of Martín Fernández de Enciso from the early sixteenth century, which is indicated for the first time the New World.

Several other natural gas plants provide extra power during times of peak demand.

Several dozen Przewalski's horses were also released in the area evacuated after the Chernobyl accident, which now serves as a deserted de facto natural preserve.

Several skulls of the species were sent to the American natural scientist Samuel G. Morton, during his residency in Monrovia, Liberia.

Several small rivers run into the sea along the coastline, but none are navigable and none provide useful natural harbours.

Several moths in the family Tineidae are commonly regarded as pests because their larvae eat fabric such as clothes and blankets made from natural proteinaceous fibers such as wool or silk.

Several sources have compared the Martinsburg shale to the Marcellus Shale formations to the West in Pennsylvania and New York and cited that there is the possibility of natural gas extraction in this region.

Several natural disasters struck Maize in the 1930s and 1940s, including the Dust Bowl in 1934-35, a plague of grasshoppers in 1936, and a flood in 1944.

Several goals of the town at present are: to strengthen the local economy through developing and reusing industrial areas as well as retaining existing businesses ; and, to keep Northbridge as a desirable place to live through preserving and revitalizing the village centers, maintaining and expanding town services, and protecting natural resources.

Several medical conditions can result in a natural sex change in humans, where the appearance at birth is somewhat, mostly, or completely of one sex, but changes over the course of a lifetime to being somewhat, mostly or completely of the other sex.

Several natural or horticultural hybrids also exist, and many A. arborea and A. canadensis plants that are offered for sale are actually hybrids, or entirely different species.

Several natural nuclear fission reactors were discovered in the uranium mines in the region in 1972.

Several modern makers prefer to produce pipes pitched at what Northumbrian pipers refer to as F +, a pitch where the nominal G sounds approximately twenty cents sharp of F natural.

Several elements that contribute to the unique character of the area are its sidewalks and local roads, as well as landscaping and natural environment.

Several significant natural areas in Kentucky are located within the escarpment zone.

Several ways have been proposed to define the natural numbers using set theory.

Several ivy species have become a serious invasive species ( invasive exotic ) in natural native plant habitats, ( especially riparian and woodland ) types, and also a horticultural weed in gardens of the western and southern regions of North America with milder winters.

Several of Canada's largest companies are based in natural resource industries, such as EnCana, Cameco, Goldcorp, and Barrick Gold.

Several overseas investors and NGOs are trying to encourage a revival of high quality local wool and natural dyes in Tibetan rugmaking.

Several dive companies operate from the town, as the area is known for its diving, both for natural sites and wrecks dating from the Second World War.

Several appetite suppressants are based on a mix of natural ingredients, mostly using green tea as its basis, in combination with other plant extracts such as fucoxanthin, found naturally in seaweed.

Several natural river paths and channels provide access for boats to the northern reaches, however, this is highly dependent on the tides and local knowledge is essential.

Several interspecific hybrids have been made, notably B.

Several species are known to give viable hybrids, which makes the systematics even more complicated.

Several hybrids have been bred, or selected, with rich purple flowers.

Several hundred cultivars and hybrids are cultivated as garden and landscape plants.

Several hybrids exist, and can occur between species in different sections of the genus, e. g. Corylus × colurnoides ( C. avellana × C. colurna ).

Several cultivars and hybrids have been selected for garden planting, including:

Several other members of the genus are used as ornamentals, and several horticultural hybrids have also been developed, most notably the red horse chestnut Aesculus × carnea, a hybrid between A. hippocastanum and A. pavia.

Several hybrids between Coast Live Oak and other red oak species have been documented.

Several forms of Iochroma ( some wild collected, some garden hybrids ) have been given cultivar names.

Several hybrids between the very hardy S. purpurea and showy varieties like S. leucophylla are becoming common in garden centers in North America and Europe.

Several hybrids and numerous cultivars have been developed for use as ornamental plants.

Several hybrids between balsam poplars ( particularly western balsam poplar ) and the cottonwoods have also been developed for lumber production or for use as shade trees.

Several Helianthemum species, and the numerous hybrids and cultivars derived from them, are widely grown as ornamental plants, popular in rockeries.

Several of the species form hybrids with other species in the genus ; these may often be distinguished by being sterile, with very small " blind " sori.

Several of the species are very popular ornamental shrubs in gardens, although species have been mostly superseded by hybrids ( crosses between W. florida and other Asiatic species ).

Several hybrids and cultivars have been developed.

Several years ago I saw confined in the Zoological Gardens of London a female hybrid from an English dog and jackal, which even in this the first generation was so sterile that, as I was assured by her keeper, she did not fully exhibit her proper periods ; but this case, from numerous instances have occurred of fertile hybrids from these two animals, was certainly exceptional.