Protein^®

Image: Kudzu weeds engulf a light pole by a47nn on Flickr
Weeds: are they troublesome invaders, ecological opportunists or key to tackling a potential global food crisis? According to research done by weed ecologists, our ambiguous relationship to these resilient plants could soon change in a world where carbon dioxide levels are rising – and where weeds could grow to oversized proportions (think 12-foot tall lambs-quarters, a common weed).

Of course, “weed” can be a rather subjective label, depending on your context – fa...