Jeff Hoffman

When San Franciscans go to the polls next month, they’ll be voting on two propositions that could make the city the country’s leader in renewable energy. Jeff Hoffman reports.

As nuclear power plants across the country age and their licenses begin to expire, how to dispose of their radioactive wastes is still a controversial and unresolved issue. Jeff Hoffman looks at the San Onofre Nuclear Generating Plant in California, which is one year into the eight year process of decommissioning Unit I.

Home Depot began a trend in the lumber industry when it announced last summer that it would begin selling wood only from certified sustainable timberland. But, as Jeff Hoffman reports, the big timber companies have been slow to change their ways.