Recent Posts

Environmental Initiatives and the Role of the Green Technology Pilot Program
Posted on 2 Feb 2012 by LexisNexis Environmental Law Community Staff

By Sarah M. Wong, Marquette University Law School The United States has entered a heightened state of environmental awareness. America's history of industrialization and consumerism in the early 1900s resulted in the realization that an increasing... Read More

Some aircraft designers think outside the box to improve efficiency
Posted on 24 Mar 2011 by Thomas H. Clarke, Jr.

Concern has been expressed in recent years over the contribution of aircraft to GHG emissions. Some airlines have gotten favorable publicity for experimenting with bio-derived fuels. But, what if aircraft were to target reducing fuel consumption by half... Read More

U.S. EPA Considering Limiting Self-Disclosure Incentives
Posted on 16 Mar 2012 by Steven M. Siros

By Steven M. Siros, Partner, Jenner & Block Under U.S. EPA's current audit policy, companies that self-disclose environmental violations may be entitled to the elimination or reduction of penalties for non-compliance. However, U.S. EPA recently... Read More

Troutman Sanders: EPA Issues Strict New Cross-State Air Pollution Rule for Power Plants
Posted on 14 Jul 2011 by Troutman Sanders

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... Read More

EPA proposes draft rules related to air emissions from hydrofacturing operations
Posted on 2 Aug 2011 by Thomas H. Clarke, Jr.

EPA has released rule changes that will require oil and gas drillers that use hydraulic fracturing to use new or improved processes and equipment in an attempt to reduce the level of volatile organic compounds (VOC's) and other air pollutants emitted... Read More

Wood stoves help to reduce cases of severe pneumonia in young children in LDC's
Posted on 25 Jan 2012 by Thomas H. Clarke, Jr.

Pneumonia in children, although rare in the U.S., kills more children worldwide than any other disease (estimated to be 1.6 million deaths per year). [Prior posts have noted, though, the adverse impact of various air pollutants on urban children.] ... Read More

Federal Appeals Court Strikes Down Cross-State Air Pollution Rule
Posted on 6 Sep 2012 by Allison Torrence

By Allison Torrence, Associate, Jenner & Block On Tuesday, August 21, 2012, the United States Court of Appeals for the District of Columbia Circuit ("D.C. Circuit") vacated the Cross-State Air Pollution Rule (the "Transport Rule"... Read More

Planes can trigger small localized snowstorms
Posted on 25 Jul 2010 by Thomas H. Clarke, Jr.

There has been a debate over the years re whether aircraft flying through clouds can trigger changes in the local weather. Researchers have now identified the circumstances when such may happen. Water typically freezes at 32ºF or 0ºC. But... Read More

EPA Proposes First National Standard for Mercury Pollution from Power Plants
Posted on 17 Mar 2011 by LexisNexis Environmental Law Community Staff

Mercury and air toxics standards represent one of strongest health protections from air pollution since passage of Clean Air Act WASHINGTON – In response to a court deadline, today the U.S. Environmental Protection Agency (EPA) proposed the first... Read More

Mixing water with diesel fuel may decrease air pollution, but the right surfactant is key
Posted on 19 Jun 2010 by Thomas H. Clarke, Jr.

As noted in prior posts, diesel engines have had a well established reputation for producing particulates, oxides of nitrogen (an important ingredient in smog), and odor. With the recent requirement for the use of low-sulfur fuel in improved diesel engines... Read More

Air pollution may be causing mega-cyclones striking India & the Middle East
Posted on 11 Nov 2011 by Thomas H. Clarke, Jr.

It is well known that warm sea-surface temperatures can boost the intensity of hurricanes (known in the Indian Ocean as cyclones). For many decades water in the Arabian Sea has been warm, which should enhance the strength of cyclones. However, regional... Read More

Arctic salt clouds are reducting the impact of Global Climate Change on the Arctic region
Posted on 15 May 2011 by Thomas H. Clarke, Jr.

Prior posts have noted both the various impacts of Global Climate Change ("GCC") on various aspects of the Earth and its atmospheric systems, as well as the failure of many/most models to include such impacts within their parameters. For example... Read More

EPA Releases Final Health Assessment for Tetrachloroethylene (aka Perc)
Posted on 15 Feb 2012 by Thomas H. Clarke, Jr.

EPA has posted its final health assessment for tetrachloroethylene (aka perc) to its Integrated Risk Information System (IRIS). Perc is widely used in the dry cleaning industry, although states such as California are requiring that it be phased out... Read More

Global Warming: There are Reasonable, Cost-Effective Steps that Can Slow the Temperature Rise, but They May Be Rendered Moot by Massive Increases in CO2
Posted on 4 Mar 2012 by Thomas H. Clarke, Jr.

First, some good news. Prior posts have noted repeatedly the key role that methane plays in global warming (the longterm trend in temperature, not seasonal or annual variations). Prior posts have also noted the role that particulates-aerosols play in... Read More