BIOENGINEERING
Drought - partly caused by global warming - is becoming a worldwide plague. The amount of drought-affected land has doubled since the late 1970s. So genetic engineers at universities around the world, as well as at companies like Monsanto and DuPont's Pioneer Hi-Bred, are racing to develop drought-resistant crops, from corn to canola, based on a single "drought gene."The first crops could become commercially available in about four years. Performance Plants of Canada is tweaking plants to speed up their water preservation processes as soon as water …
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