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

Preview: Stuck in a Jam

A new documentary about traffic and transit in Seattle.

How Coal “Self-Bonding” Puts the Public At Risk

If a coal company goes bankrupt, we the people could pay for the mess.

South Korea to Boost Its Coal Tax

Major importer makes life even more difficult for US coal exporters.

An Explainer: Coal Mine Cleanup and “Self-Bonds”

Why cleanup liabilities are pummeling coal stocks.

Ridley’s Coal Exports: A Terminal Illness?

Dismal financial results for BC's coal export terminal.

Feds to Investigate Coal Mine Cleanup Program

In financial trouble, Big Coal exploits a loophole to save on mine cleanup insurance.

Low Oil Prices = Less Oil Drilling

The collapse in North Dakota oil drilling could spell trouble for oil-by-rail in the Northwest.

Cloud Peak Posts Its Biggest Coal Export Loss Ever

Export losses weigh heavily on Cloud Peak's bottom line.

More Headwinds for Coal Exports

Coal markets are looking less hospitable to US exports.

Bertha on Track to Resume Tunneling

Area grandmother determined to finish the job.