Introduction In this assignment I am going to compare some areas of molecular revolution with genomics revolution.
Economics[ edit ] Opponents question the potential profitability of vertical farming. The analysis concluded that "food miles are, at best, a marketing fad.
Similarly, if power needs are met by fossil fuels, the environmental effect may be a net loss;  even building low-carbon capacity to power the farms may not make as much sense as simply leaving traditional farms in place, while burning less coal.
Therefore, supplemental light would be required. Bruce Bugbee claimed that the power demands of vertical farming would be uncompetitive with traditional farms using only natural light.
Plumbing and elevator systems are necessary to distribute nutrients and water. Vertical farms require much greater energy per kilogram versus regular greenhouses, mainly through increased lighting.
The amount of pollution produced is dependent on how the energy is generated. Greenhouses commonly supplement CO2 levels to 3—4 times the atmospheric rate. Also, necessary ventilation may allow CO2 to leak into the atmosphere.
Greenhouse growers commonly exploit photoperiodism in plants to control whether the plants are in a vegetative or reproductive stage. As part of this control, the lights stay on past sunset and before sunrise or periodically throughout the night. Single story greenhouses have attracted criticism over light pollution.
The most common method of spreading the effluent over neighbouring farmland or wetlands would be more difficult for an urban vertical farm. The study's quantitative framework projected annual food production of — million tonnes, energy savings ranging from 14 to 15 billion kilowatt hours, nitrogen sequestration betweenandtonnes and stormwater runoff reductions between 45 and 57 billion cubic meters annually.
All-season farming multiplies the productivity of the farmed surface by a factor of 4 to 6 depending on the crop. With crops such as strawberries, the factor may be as high as Changes in rain patterns and temperature could diminish India's agricultural output by 30 percent by the end of the century.
Conservation[ edit ] Up to 20 units of outdoor farmland per unit of VF could return to its natural state,   due to VR's increased productivity.
Vertical farming would thus reduce the amount of farmland, thus saving many natural resources. Producing food indoors reduces or eliminates conventional plowing, planting, and harvesting by farm machinery, protecting soil and reducing emissions.
Resource scarcity[ edit ] The scarcity of fertilizer components like phosphorus  poses a threat to industrial agriculture. The closed-cycle design of vertical farm systems minimizes the loss of nutrients, while traditional field agriculture loses nutrients to runoff and leeching.
Traditional agriculture disrupts wild populations and may be unethical given a viable alternative. One study showed that wood mouse populations dropped from 25 per hectare to 5 per hectare after harvest, estimating 10 animals killed per hectare each year with conventional farming.
VF reduces some of these risks. These habits lead to health problems such as obesityheart disease and diabetes.Paul Kingsnorth is a writer and poet living in Cumbria, England.
He is the author of several books, including the poetry collection Kidland and his fictional debut The Wake, winner of the Gordon Burn Prize and the Bookseller Book of the Year Award. Kingsnorth is the cofounder and director of the Dark Mountain Project, a network of writers, artists, and thinkers.
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