tonnes per day
71Plebidonax deltoides — Scientific classification Kingdom: Animalia Phylum: Mollusca Class …
72History of the petroleum industry in Canada (natural gas) — Natural gas has been used almost as long as crude oil in Canada, but its commercial development was not as rapid. This is because of special properties of this energy commodity: it is a gas, and it frequently contains impurities. The technical… …
73Iron Ore Line — Malmbanan A Malmtrafik Iore hauled train at Torneträsk Overview Type Railway …
74Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and …
75Individual and political action on climate change — can take many forms, most of which have the ultimate goal of limiting and/or reducing the concentration of greenhouse gases in the atmosphere, toward avoiding dangerous climate change. Contents 1 Political action 2 Protest movements 3 …
76History of the petroleum industry in Canada (frontier exploration and development) — discoveries took place near population centres or along lines of penetration into the frontier. The first oil play, for example, was in southern Ontario. The first western natural gas discovery occurred on a Canadian Pacific Railway right of way …
77Coal power in the People's Republic of China — Entrance to a small coal mine in China. A coal shipme …
78Hop (plant) — Taxobox name = Hop image width = 240px image caption = Common Hop plant ( Humulus lupulus ) regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Rosales familia = Cannabaceae genus = Humulus genus authority = L. subdivision… …
79Sheffield — For other uses, see Sheffield (disambiguation). City of Sheffield   City Metropolitan borough   Top left …
80Butte, Montana — Infobox Settlement official name = Butte, Montana nickname = Richest Hill on Earth map caption = Location of Butte in Montana subdivision type = County subdivision name = Silver Bow area footnotes = area magnitude = 1 E9 area total km2 = 1856.5… …
