Scientists Split on Heat Wave Cause

San Francisco Chronicle – In the past, most weather experts hesitated to blame short-term weather events — say, a terrible winter storm or a nasty heat wave — on longer-scale climate shifts like global warming.

But this week — as many Bay Area residents flee to air-conditioned theaters to watch Al Gore’s global warming film, “An Inconvenient Truth” — the latest sweltering weather is starting to look to many like a calling card of global warming.
San Francisco Chronicle