Health costs drop by half as a result of environmental regulations.
Identify the right resources for every roof.
EPA says cleanup will cost hundreds of thousands of dollars.
Increases projected at nearly 10% per year.
Lawsuits unlikely to convince polluters to change opposition to legislative reform.
Standard focuses on occupant health.
The EPA's annual greenhouse gas emissions report is now available.
U.S. mayors are expecting to significantly increase investment in energy
technologies over the next five years, according to a new survey of
nearly 300 cities.
How to keep building occupants safe during the hot season.
Plus 12 best practices to reduce operating costs.