Over 400 buildings take part in the EPA’s Federal Green Challenge.
Better Buildings Challenge improvements demonstrate energy savings.
Rule will improve energy efficiency for wide range of pump types.
Development could mitigate urban heat island effect.
Diversion rates increase nearly 10% in 2013.
Study shows escalating risk for electrical reliability.
State stays on track to achieve greenhouse gas reduction target.
New efficiency ratings available for apartment units
Sustainable facilities may be deadly for birds.
Study shows health risks to long periods of standing.