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One area of the concrete life cycle worth noting is its very low embodied energy per unit mass. This is primarily because the materials used in concrete construction, such as aggregates, pozzolans, and water, are relatively plentiful and can often be drawn from local sources. [18]
Concrete waste that is rich in alkaline calcium compounds can be used to remove and recover various elements from an aqueous solution. Waste concrete has been used as a sorbent to remove phosphorus from wastewater after the removal of excess sludge in sewage treatment plants. [27] Concrete waste may also be used as an inexpensive gas treatment ...
The Concrete Sustainability Council is an industry organization and standards body focused on decreasing the environmental impact of cement, concrete, and aggregate. [ 1 ] [ 2 ] The group was originally launched by the World Business Council for Sustainable Development as the Concrete Sustainability Initiative in 2013.
Concrete is a composite building material made from the combination of aggregate and a binder such as cement. The most common form of concrete is Portland cement concrete, which consists of mineral aggregate (generally gravel and sand), portland cement and water. After mixing, the cement hydrates and eventually hardens into a stone-like ...
The key ingredient to sustainable industries is Green consumption, which stems from "the desire to safeguard resources for future generations while also enhancing their quality of life." [8] Sustainable development for businesses is a form of protection, allowing them to overcome adversity, become more stable, and maintain societal values ...
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A study by the Canadian Wood Council compared the life cycle impacts of three 2,400-square-foot (220 m 2) homes designed primarily in wood, steel, and concrete over the first 20 years of their lifespans. Relative to the wood design, the steel and concrete designs released more air pollution, produced more solid wastes, used more resources ...
When Candace Parkerson was six years old, she learned a terrible truth: some people were homeless. Sitting in the backseat of her parents’ car, she noticed a man sleeping on the side of the road ...