Regulatory

London air pollution cancels positive health effects of exercise in over-60s
December 6, 2017 10:06 AM - Imperial College London

Exposure to air pollution on city streets is enough to counter the beneficial health effects of exercise in older adults, according to new research.

Top Credit Agency to Cities and States: Prepare for Climate Change or Face Lower Credit Rating
December 4, 2017 10:49 AM - Yale Environment 360

Moody’s Investors Service, one of the top credit rating agencies in the world, warned cities and states in the U.S. that unless they prepare for climate change, the agency could lower their credit ratings, making it harder for them to obtain low-interest bonds.

Sea Level Rise Threatens Tens of Thousands of U.S. Historic Sites
December 1, 2017 11:32 AM - Yale Environment 360

An estimated 13,000 historic sites could be lost or damaged in the southeastern United States with just 3 feet of sea level rise, according to a new study by a team of archaeologists published in the journal PLOS One. More than 32,000 sites would be at risk if sea levels rise 15 feet.

To Drop CO2 Emissions, Look to Local Transportation and Housing
December 1, 2017 11:16 AM - University of Pennsylvania

Worldwide, the United States is one of the biggest greenhouse gas emitters. The Obama administration began efforts to drop those numbers by increasing vehicle fuel economy standards in 2011 and with its Clean Power Plan proposals in 2015.

In Harm's Way
November 27, 2017 04:11 PM - University of California - Santa Barbara

How safe is the water you drink? For the 45 million Americans who get their drinking water from private groundwater wells rather than a public utility, the answer is decidedly murky. The Environmental Protection Agency regulations that protect public drinking water systems don’t apply to privately owned wells, leaving owners responsible for ensuring their water is safe from contaminants.

Nebraska Approves Keystone XL, But Requires Different Route Through State
November 20, 2017 05:44 PM - Yale Environment 360

Nebraska regulators have given the final approval for the Keystone XL pipeline to run through their state, eliminating the last major regulatory obstacle preventing the completion of the 1,179-mile pipeline system that would help carry tar sands oil from Alberta, Canada to refineries in Texas.

Artificial sweeteners in groundwater indicate contamination from septic systems
November 15, 2017 11:30 AM - University of Waterloo

The presence of artificial sweeteners in rural groundwater shows evidence for contamination by local septic system wastewater, researchers from the University of Waterloo have found.

Mandatory state policies work best to curb power plant emissions, study finds
November 8, 2017 03:18 PM - Carol Clark, Emory University

“Due to the current void in national leadership on the issue of climate change, efforts at the state and local level are more important than ever,” says Eri Saikawa, an assistant professor of Environmental Sciences.

Mandatory state policies work best to curb power plant emissions, study finds
November 8, 2017 03:18 PM - Carol Clark, Emory University

“Due to the current void in national leadership on the issue of climate change, efforts at the state and local level are more important than ever,” says Eri Saikawa, an assistant professor of Environmental Sciences.

Federal climate science report for U.S. released
November 6, 2017 04:22 PM - NOAA

U.S. Global Change Research Program’s (USGCRP) Climate Science Special Report (CSSR), which serves as Volume I of the Fourth National Climate Assessment (NCA4), describes current trends in the climate globally and for the U.S., and projects trends in temperature, precipitation, sea-level rise and Arctic sea ice for the remainder of this century.

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