Browse By Tags

By Troutman Sanders LLP On October 1, 2015 the United States Environmental Protection Agency (“EPA”) adopted a more stringent air quality standard for ground-level ozone emissions that reduces the national standard from 75 parts per billion...

The oceans emit an estimated 30% of the nitrous oxide (N2O) entering the atmosphere. Nitrous oxide gives rise to NO (nitric oxide) when it reacts with oxygen atoms, and this NO in turn reacts with ozone. As a result, N2O is the main naturally occurring...

By Dianne Saxe, Ontario Environmental Lawyer Advisors to US Energy Secretary, Stephen Chu, have recommended major changes to improve regulation and environmental performance of shale gas fracturing (fracking) in the US. Public consultation is continuing...

On October 1, 2015 the United States Environmental Protection Agency (“EPA”) adopted a more stringent air quality standard for ground-level ozone emissions that reduces the national standard from 75 parts per billion (“ppb”) to...

The U.S. Environmental Protection Agency (EPA) has signed a proposed rule to promulgate more stringent primary and secondary National Ambient Air Quality Standards (NAAQS) for ozone. The proposed rule would limit air ozone concentrations to between 65...

Costco Wholesale Corporation, one of the nation’s largest retailers, has agreed to cut its emissions of ozone-depleting and greenhouse gases from leaking refrigeration equipment at more than half of its stores nationwide. In a settlement with...

BY: LYNNE C. RHODE Stating that they “face pervasive ozone nonattainment problems,” eight Northeastern states on December 9, 2013 petitioned the U.S. Environmental Protection Agency (“EPA”) to add nine upwind states to the...

The US EPA has published its final rule that adjusts the allowance system for the consumption and production of hydrochlorofluorocarbons (HCFCs) for years 2015 to 2019. The rule was promulgated pursuant to the Clean Air Act, certain sections of which...

By Ryan W. Trail On May 21, 2015, EPA proposed to approve the State of North Carolina’s request to redesignate its portion of the bi-state, Charlotte-Rock Hill 8-hour ozone nonattainment area (the “Area”), to attainment for the...

On July 7, 2011, the U.S. Environmental Protection Agency ("EPA") issued new rules requiring power plants in 27 eastern, mid-western, and southern states to cut emissions of nitrogen oxide by 54% and sulfur dioxide by 73% from 2005 levels by...

By Marc Karell, P.E., CEM, Principal, Climate Change & Environmental Services, LLC Virtually all states that have nonattainment areas for ozone have passed a rule called nitrogen oxide (NO x ) Reasonably Achievable Control Technology (RACT). NO...

By Bob Greenslade and Patricia Finn Braddock On September 2, 2011, President Obama directed Lisa Jackson, the Administrator of the U.S. Environmental Protection Agency ("EPA"), to withdraw the agency's proposal to lower the primary...

By Dianne Saxe, Ontario Environmental Lawyer Advisors to US Energy Secretary, Stephen Chu, have recommended major changes to improve regulation and environmental performance of shale gas fracturing (fracking) in the US. Public consultation is continuing...

On July 7, 2011, the U.S. Environmental Protection Agency ("EPA") issued new rules requiring power plants in 27 eastern, mid-western, and southern states to cut emissions of nitrogen oxide by 54% and sulfur dioxide by 73% from 2005 levels by...

By Dianne Saxe, Ontario Environmental Lawyer Advisors to US Energy Secretary, Stephen Chu, have recommended major changes to improve regulation and environmental performance of shale gas fracturing (fracking) in the US. Public consultation is continuing...