On Tuesday's show: On the anniversary of last year’s freeze and massive and sustained power outages after an admittedly limited test of the grid, how confident are we that winterization efforts have worked? What lessons did we learn from last year, and what should we have learned?

Also this hour: After more than two decades in the U.S. House, Republican Kevin Brady is retiring at the end of this term. He joins us to talk about his time in Congress and to address your questions and comments.

And, will there ever be a point when we’ve had enough with flooding and simply leave Gulf Coast communities behind? Pulitzer Prize-winning author Gilbert Gaul explores that questions in his book, The Geography of Risk.