Article: West Nile Virus Could Be 'Bigger Than Sars' in 2003, Certain Portions of U.S. Poised for Return of Disease; Global Warming Seen as Major Contributing Factor That Can Be Addressed; 2002 Illness, Death Toll in North America Far Exceeded Global Impact of SARS in 2003.

BOSTON -- BOSTON, May 14 /PRNewswire/ -- West Nile Virus, which sickened 4,156 people and resulted in 284 deaths in North America last year, could end up in 2003 having a considerably bigger human and non-human impact than that seen to date with SARS, according to two Harvard experts. The pair indicated that the Plains, western states and Alaska may be particularly susceptible to 2002-like West Nile Virus conditions, which already are at alarming levels in Central and Latin America.

Paul Epstein, MD, associate director of the Harvard Medical School Center for Health and the Global Environment, and Douglas Causey, PhD, senior biologist at the Harvard University ...

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