FoxNews.com Excerpt: Caribbean nations face "very, very scary" rises in sea level and intensifying hurricanes, and Florida, Louisiana and even northern California could be overrun with rising water levels due to global warming triggered by carbon-based greenhouse gases, Energy Secretary Steven Chu said Saturday. [...] Conservative climate change skeptics immediately denounced Chu's assessment of the threat and potential consequences of global warming. "Secretary Chu still seems to believe that computer model predictions decades or 100 years from now are some sort of 'evidence' of a looming climate catastrophe, said Marc Morano, executive editor of ClimateDepot.com and former top aide to global warming critic Sen. Jim Inhofe, R-Okla.