Pollution & Health
Don’t Knock EPA’s Knack for NAAQS
On Tuesday, the D.C. Circuit decided American Petroleum Institute (API) v. EPA, an interesting case dealing with nitrogen oxide (NO2) levels. The standard is supposed to include a margin of safety.Under the Clean Air Act, EPA sets National Ambient Air Quality Standards (NAAQS) for airborne substances that endanger human health or welfare. EPA set such …
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CONTINUE READINGWhat’s New on the Seven Seas?
The scientific journal Nature reports on two recent research findings. One is bad news. I think the other is good news, but not everyone will agree. The first report (the bad news) is a reminder that ecological harm is a cumulative process: The [new] study suggests that the cold weather was the first of three …
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CONTINUE READINGHealth and Superfund
I belatedly happened across an interesting paper by Michael Greenstone. The Abstract summarizes the key finding: We are the first to examine the effect of Superfund cleanups on infant health rather than focusing on proximity to a site. We study singleton births to mothers residing within 5km of a Superfund site between 1989-2003 in five …
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CONTINUE READINGThe FDA Bans BPA in Baby Bottles
The details are reported here. Such bans on specific production inputs raise interesting economics issues related to “technology forcing” and industrial competition. I am an optimist that there are many different ways to make a relatively low cost baby bottle. In a a world with 7 billion people, if somebody can figure out a low …
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CONTINUE READINGCalifornia releases proposed rule to implement streamlining of environmental review for new California infill developments
As part of an effort to create more walkable, livable communities that reduce vehicle miles traveled and the greenhouse gas emissions that those vehicles generate, California is removing barriers to infill development. Our governor and legislature are trying to create communities of homes and retail businesses that are closer together and closer to public transit. …
CONTINUE READINGDoes Any Pollutant Mean ANY Pollutant?
It got less attention than it should because it was upstaged by the Supreme Court’s healthcare decision, but last week’s D.C. Circuit ruling on climate change was almost as important in its own way. By upholding EPA’s regulations, the court validated the federal government’s main effort to control greenhouse gases. To the extent that the …
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CONTINUE READINGConditional Spending and the Clean Air Act
Ann suggests that Chief Justice Roberts’ opinion today in Sebelius might open up the Clean Air Act to new challenges. That seems right, but it also seems to me that there are two key differences between Medicaid and the CAA/Highway Spending nexus. 1) Medicaid is an entitlement program; in other words, federal money flows more …
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CONTINUE READINGDC Circuit’s Unanimous Decision to Uphold Greenhouse Gas Rules Across the Board Major Victory for EPA
As Dan just noted, the U.S. Court of Appeals for the D.C. Circuit — in a unanimous decision — handed the U.S. EPA a sweeping victory in upholding across the board four separate components of the agency’s rules to regulate greenhouse gas emissions. The opinion can be found here. A little background is in order …
CONTINUE READINGSupreme Court Grants Review in Two Clean Water Act Cases From Ninth Circuit
This morning the U.S. Supreme Court granted certiorari in two high-profile Clean Water Act cases from the Ninth Circuit Court of Appeals. The justices simultaneously denied review in a major federalism decision, also from the Ninth Circuit, involving an industry challenge to a California Air Resources Board’s regulation requiring ships to use low-polluting fuels near …
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CONTINUE READINGUCLA and City of Los Angeles Publish First-Ever Detailed Long-Term Climate Forecast for a City’s Neighborhoods
A team led by UCLA researcher Dr. Alex Hall has released a study that projects temperature trends by neighborhood within the Los Angeles region for the mid-21st century. The report is the most sophisticated regional study of climate trends that has ever been developed, and is based on climate modeling two orders of magnitude higher …
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