Perhaps the most important and widely-used building material, concrete also has an enormous environmental impact. This is largely because in order to produce one ton of cement – the material that binds together rock aggregate in concrete – about 900 kg of C02 are emitted. In fact, the concrete...
Scientists have recently discovered deep deposits of a powerful warming gas leaking into the ocean from previously hidden vents just off North America's East Coast, kicking up underwater carbon dioxide levels [...] Most of the vents are located about 1,600 feet down, the perfect spot for the ocean's temperature and water pressure to combine and create an oozing mix of ice and methane gas, a powerful substance with an impact on global warming that's 20 times more damaging than that of [CO2]. — News.Mic
Soundscrapers could soon turn urban noise pollution into usable energy to power cities.
An honourable mention-winning entry in the 2013 eVolo Skyscraper Competition, dubbed Soundscraper, looked into ways to convert the ambient noise in urban centres into a renewable energy form.
Noise pollution is currently a negative element of urban life but it could soon be valued and put to good use. — DesignBuild Source
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