Sightline Author

Clark Williams-Derry

Clark Williams-Derry, deputy director, leads Sightline's research and outreach efforts. Clark brings considerable powers of data geekery to blog topics like climate change and transportation patterns. Previously, Williams-Derry served as senior analyst with the Environmental Working Group. Find his full bio here. Email: clark [at] sightline [dot] org.

Clark's Posts

The Ongoing Coal Export Collapse at BC’s Ridley Terminal

Weak coal shipments suggest that the coal terminal's capacity expansion was a waste.

Chinese Coal Imports Falling Fast

November imports are down 26 percent year over year.

What Ambre Says About Its Financial Collapse

Official disclosures show financial disarray, imminent bankruptcy...and no choice but to sell to creditors.

Ambre Energy Bungles News of Its Own Demise

Did the Australian firm forget to tell its North American underlings about its impending implosion?

The Money Behind Northwest Coal Exports

Ambre Energy's financial backer makes money by finding a bigger sucker.

Washington State Traffic Forecast Finally Recognizes Reality

Does Washington's new road forecast spell the end of "build now, pay later"?

Prediction: Cloud Peak’s Coal Export Division Will Start Losing Money in 2015

There's only so long a coal company can make money betting that coal prices will fall.

Living Longer in British Columbia

Longer life spans a sign of better health north of the 49th parallel.

Zoning Part Two: Exclusionary Zoning’s End

Exclusionary zoning is the problem, not the answer.

Zoning: Inclusionary v. Exclusionary

To create inclusive housing, end exclusionary zoning practices.