#1532 What is compost?

What is compost? Compost is a mix of materials that can fertilize plants and improve the condition of soil. It is also an excellent form of waste management. It is difficult to get accurate figures on how much food is wasted every year because there is no true way of measuring it. I live in

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#1531 What are fiber lasers?

What are fiber lasers? Fiber lasers are lasers in which the light is generated and amplified inside an optical fiber whose core has been doped with tiny amounts of rare-earth ions (such as ytterbium or erbium). The laser beam then comes out of the end of the fiber, which makes the system compact, efficient, and

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#1529 What is a whale fall?

What is a whale fall? A whale fall is when a whale dies and falls to the bottom of the ocean, providing a sudden food source. A whale fall has different stages that can last for several years. A dead whale can provide an enormous amount of food for other sea life. It is difficult

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#1528 What is a fog net?

What is a fog net? A fog net is a very fine mesh used for pulling fresh water out of fog. People get their water from a whole range of sources. They could be reservoirs, aquifers, rivers, desalination plants, or, sometimes, having it shipped in by truck. A lot of places are experiencing water shortages,

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#1527 How do green roofs help?

How do green roofs help? Green roofs help by cooling cities and by insulating houses. They absorb heat, absorb rainwater, cool the air around the building, and act as insulation as well. I suppose the first thing to look at is the fact that the plural of roof is roofs, not rooves. Apparently, rooves is

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