With summer and the high costs of cooling right around the corner, EPA is offering advice to help businesses and citizens reduce both energy bills and greenhouse gas emissions by one-third through Energy Star.

New facilities that process nonmetallic minerals are now subject to revised emissions limits and related requirements under the federal new source performance standards (NSPS).

EPA has announced reforms to its Integrated Risk Information System (IRIS) that will revitalize the program and ensure its scientific quality, integrity, transparency, and timeliness

ScienceDaily (May 22, 2009) — An international research team has used the Guadiana River basin, in which 92% of the species are under threat, as a reference point to measure the loss of aquatic biodiversity and its conservation value. A new study reveals that the state of fragmentation of Iberian river basins is "seriously endangering" the freshwater fish that inhabit them, and highlights the need to create new protected aquatic reserves.