(loose soil)
31volcano — /vol kay noh/, n., pl. volcanoes, volcanos. 1. a vent in the earth s crust through which lava, steam, ashes, etc., are expelled, either continuously or at irregular intervals. 2. a mountain or hill, usually having a cuplike crater at the summit,… …
32Meteorite — This article is about debris from space that survives impact with the ground. For other uses of Meteor and Meteors , see Meteor (disambiguation). For popular applications, see Falling star. For the fictional superhero in the Marvel Comics… …
33Quick clay — Quick clay, also known as Leda clay and Champlain Sea clay in Canada, is a unique form of highly sensitive marine clay, with the tendency to change from a relatively stiff condition to a liquid mass when it is disturbed. Undisturbed quick clay… …
34Gilgai — This article is about the landform. For the town, see Gilgai, New South Wales. Gilgai is an Australian English word referring to a small, ephemeral lake formed from a depression in the soil surface. Gilgais are commonly a few metres across and… …
35Plantesamfund — Grundtræk af den økologiske Plantegeografi, published in Danish in 1895 by Eugen Warming, and in English in 1909 as Oecology of Plants: An Introduction to the Study of Plant Communities, by Warming and Martin Vahl, was the first book to be… …
36Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …
37Burpengary Creek — is located about 40 kilometres north of Brisbane, in Queensland, Australia and has a total catchment area of 7,960 hectares. Burpengary Creek is an area serviced by Moreton Bay Regional Council.Burpengary Creek Catchment forms part of the larger… …
38Geography of China — Topography of China. Longsheng Rice Terrac …
39Eastern cicada killer — Taxobox name = Eastern Cicada Killer image width = 240px image caption = Adult male (left) and female regnum = Animalia phylum = Arthropoda subphylum = Hexapoda classis = Insecta ordo = Hymenoptera subordo = Apocrita superfamilia = Apoidea… …
40creep — creepingly, adv. /kreep/, v., crept, creeping, n. v.i. 1. to move slowly with the body close to the ground, as a reptile or an insect, or a person on hands and knees. 2. to approach slowly, imperceptibly, or stealthily (often fol. by up): We… …
