Experts say the prickly pear cactus — which decorates homes around the world — could help alleviate hunger in arid regions due to its multiple uses.
"It's impossible to describe how many things you can get out of this plant. ... I really believe it's a miracle crop," said Paolo Inglese, a professor at Italy's University of Palermo.
As climate change brings erratic rainfall and prolonged droughts, countries should look to the cactus pear, which can grow in desert conditions, experts said.
With your current subscription plan you can comment on stories. However, before writing your first comment, please create a display name in the Profile section of your subscriber account page.