A combination of bad weather and transport problems has seen UK supermarket shelves left bare of tomatoes and other fresh produce.
PA Images / Alamy Stock Photo
UK supermarket shelves have been left bare of fresh produce in recent weeks – growing more fruit and veg in cities could reduce the severity of future shortages.
Workers in one of the poly-tunnels of an urban farm in South Africa.
Gideon Mendel/Corbis via Getty Images
Urban farms can work in developing countries if farmers and architects are aware of conditions that favour food production in built spaces.
Future Christmas dinners could see slaughter-free meat, algae sides and insect pies.
The future of Christmas food could include artificial meat, soil-free veg and hybrid protein treats.
Rendering of the ECF Farmsystems facility in Berlin, Germany.
Combining aquaculture and hydroponics, aquaponics unearths value in “waste” flows and re-routes them back into the economy. It’s an inspiring example of how a circular-economy business model can work.
Artist’s impression of a lunar base.
Any base on the moon would need very thick walls.
Growing produce in cities is one way of boosting food production.
The global population will top 9.5 billion by 2050 – but cities could play a major role in making sure everyone has enough to eat.
Soil is a non-renewable part of the environment. Can it sustain food production for our growing population?
The thin layer of soil on our planet’s surface ultimately sustains us all, but it’s a finite resource. With a growing global population, perhaps it is time to start looking for alternatives.
Intelligent Growth Solutions
Vertical farms grow more food but use much more energy, so let’s consider other kinds of urban agriculture.
We can create the right kind of food plants to survive on Mars.
If humans are to live on Mars they will need a stable supply of food. Earth plants are not suited to the Mars climate but we can engineer plants that are.
Mandy Zammit/Grow Up
Hydroponics and aquaponics are already being used by the agriculture industry – is it time urban farmers got on board?
Hydroponic vertical farming system.
Urban consumers in Africa are rapidly growing and they are demanding high quality, pesticide free food.
Urban farms might be trendy, but they won’t replace rural agriculture anytime soon.
Mr High Sky/Shutterstock
147m people used the drug last year. We need to know much more about it.
Ben Nelms / Reuters
Essential reading for green-fingered urbanites and guerrilla gardeners.
Brian Snyder / Reuters
Turns out that growing food hooked up to fish tanks is actually a pretty good idea.
Vertical farms: coming to a street near you?
Matthew Humphreys, University of Nottingham
The 21st century has seen rapid urbanisation and the global population is now expected to grow to more than 8.3 billion by 2050. Currently, 800m hectares – 38% of the earth’s land surface – is farmed and…
LED growing lights, delivering sunlight whatever the weather.
The challenges of growing enough food to feed the world have grown more severe in the 21st century. We need to feed more people with limited agricultural land and resources. We need to make better use…
We need to think about the benefits of locally grown food before signing off on suburban sprawl.
In 1947 the Sydney Basin produced “three quarters of the State’s lettuces, half of the spinach, a third of the cabbages and a quarter of the beans; seventy percent of the State’s poultry farms were in…
Look up! There could be vegetables above you.
With 87% of the Australian population living in urban areas, Australia is considered a highly urbanised country. Feeding all these people is becoming more fraught, but city buildings could be part of the…