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.
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.
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.
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.
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…
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…
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…