by Erica Martinson

After years of digging political dirt on the climate movement, Chris Horner has suddenly struck gold in stoking the GOP’s transparency crusade against the Environmental Protection Agency.

Horner’s near-obsessive focus on unearthing federal officials’ emails, instant messages and other digital records inspired the congressional flap over former EPA Administrator Lisa Jackson’s secondary “Richard Windsor” email account, as well as howls from the Hill about the agency’s alleged ideological bias in charging for document searches. Another of Horner’s targets was a regional EPA administrator who stepped down after the revelation that he had used personal email accounts for agency business.

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