U.S.

Drilling Down

Documents: Leaked Industry E-Mails and Reports

Over the past six months, The New York Times reviewed thousands of pages of documents related to shale gas, including hundreds of industry e-mails, internal agency documents and reports by analysts. A selection of these documents is included here; names and identifying information have been redacted to protect the confidentiality of sources, many of whom were not authorized by their employers to communicate with The Times.