National (U.S.)

With a click or two, you can get to all the data about your state's waters which are too impaired for their designated uses.

California may be jumping the gun on EPA's voluntary phase-out of PFCs in food packaging.

Scientists beat the bushes looking for species not yet recognized. The tally for 2007? It's 16,969.

As the Bush administration closes out its terms in office, a number of rules, policies, orders, and other actions related to the environment are expected by Jan. 19, 2009.

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.

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