Scientists Say We Could Feed 1 Billion More People With One Change to the Global Food System

It might be prudent, they say, to redirect some resources we use to feed livestock, such as cereal crops and fish suitable for human consumption, back into our food supply pool. The team believes those animals could instead chow down on certain food byproducts humans would typically throw away. Things like sugar beet, citrus pulp and crop residues.... See more

It's a complex mess that'll ultimately require a ledger of interventions to remedy in full -- but last week, scientists presented an intriguing way to help alleviate the burden.

Though food security levels have been dwindling for decades, recent crises have exacerbated the decline.