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Unseasonal heat waves, persistent drought, devastating wildfires up and down the state, and water shortages. It's not an apocalyptic vision of the future. All of these things are current events. While science has yet to establish a particular link between these events and climate change, scientists say these events provide a glimpse of California's future as the climate warms.

It is Sacramento's most traveled and troubled stretch of highway. Its bumpy 40-year history includes flooding, clogged drainage pipes and a great deal of deterioration. But how do you fix a vital artery that carries 190,000 cars each day without causing major commuting chaos? ViewFinder documents this amazing feat of engineering from start to finish.