Some cities are joining big companies in disclosing publicly their greenhouse emissions.

EPA and states may be cutting companies slack if they "audit" their own violations. Here's a database that will help you audit whether local polluters are abusing the program.

A research team led by Purdue claims in a soon-to-be-published article to have mapped local U.S. climate change more precisely than has been done before.

Reporters: you now have a contact list of expert sources of climate information in or about your region.

Great Falls, Montana, wouldn't let its citizens know details of its contracts with a utility. But a judge stopped that.

GOP Senators blocked a bill to shield journalists trying to protect confidential sources before heading home for August recess.

Who are the "American Energy Alliance" — and what does Burson-Marsteller think they need to hide about funding from major oil, utility, and business lobbies?

Should a deal for $200 million in tax breaks for a West Virginia coal-to-liquids plant be kept a secret from taxpayers and voters?