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QX Metals Corp. (previously known as Black Sea Copper & Gold Corp. and previously Alternative Earth Resources Inc.) is a Canadian multinational corporation that is active exploring a porphyry copper-gold deposit in the Bulgarian Rhodope Mountains. The company was first incorporated on April 13, 1995, and most recently changed its name from ...
Although alternative building materials are a newer concept, some buildings have already employed these materials, as well as other tactics, in pursuit of greater sustainability. One such example is the School of Art, Media, and Design located in Singapore. This school has a roof made completely of grass (an example of Earth-sheltering). [4]
Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison. As of 2020, the most expensive non-synthetic element by both mass and volume is rhodium. It is followed by caesium, iridium and palladium by mass and iridium, gold and platinum by volume.
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Alternative fuels, also known as non-conventional and advanced fuels, [1] are fuels derived from sources other than petroleum. [2] Alternative fuels include gaseous fossil fuels like propane, natural gas, methane, and ammonia; biofuels like biodiesel, bioalcohol, and refuse-derived fuel; and other renewable fuels like hydrogen and electricity. [3]
In addition, Entertainment Earth designs and manufactures its own branded lines of merchandise. From 2008 through 2011, Inc.com named it one of the 5,000 fastest growing private retail companies in the United States. [5] Entertainment Earth has both a retail and a wholesale division, as well as an affiliate program.
Avanti Communications is a UK based satellite operator, selling wholesale satellite broadband and satellite connectivity services to Internet Service Providers, Mobile Network Operators, Enterprises, Governments and other satellite operators. The Avanti HYLAS fleet of satellites provides coverage of the Americas, Europe, the Middle East and Africa.
The levelized cost of electricity (LCOE) is a metric that attempts to compare the costs of different methods of electricity generation consistently. Though LCOE is often presented as the minimum constant price at which electricity must be sold to break even over the lifetime of the project, such a cost analysis requires assumptions about the value of various non-financial costs (environmental ...