As rain deluged the Midwest this spring, commercial fisherman Ryan Bradley knew it was only a matter of time before the disaster reached him. All that water falling on all that fertilizer-enriched farmland would soon wend its way through streams and rivers into Bradley’s fishing grounds in the Gulf of Mexico, off the Mississippi coast.
Most of us have been caught out by weather forecasts that didn’t quite turn out as predicted, but today’s sophisticated models can make reasonably decent guesses up to 10 days in advance. Now a newly developed computing technique promises to push that limit out even further. If the system fulfils its initial promise, we